21357765720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4457}}^1$

素因数の和:4529

約数の個数: 384

約数和(自身を含む): 78863803200

約数和(自身を除く): 57506037480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 29, 30, 34, 36, 40, 45, 51, 54, 58, 60, 68, 72, 81, 85, 87, 90, 102, 108, 116, 120, 135, 136, 145, 153, 162, 170, 174, 180, 204, 216, 232, 243, 255, 261, 270, 290, 306, 324, 340, 348, 360, 405, 408, 435, 459, 486, 493, 510, 522, 540, 580, 612, 648, 680, 696, 765, 783, 810, 870, 918, 972, 986, 1020, 1044, 1080, 1160, 1215, 1224, 1305, 1377, 1479, 1530, 1566, 1620, 1740, 1836, 1944, 1972, 2040, 2088, 2295, 2349, 2430, 2465, 2610, 2754, 2958, 3060, 3132, 3240, 3480, 3672, 3915, 3944, 4131, 4437, 4457, 4590, 4698, 4860, 4930, 5220, 5508, 5916, 6120, 6264, 6885, 7047, 7395, 7830, 8262, 8874, 8914, 9180, 9396, 9720, 9860, 10440, 11016, 11745, 11832, 13311, 13371, 13770, 14094, 14790, 15660, 16524, 17748, 17828, 18360, 18792, 19720, 20655, 22185, 22285, 23490, 26622, 26742, 27540, 28188, 29580, 31320, 33048, 35235, 35496, 35656, 39933, 40113, 41310, 44370, 44570, 46980, 53244, 53484, 55080, 56376, 59160, 66555, 66855, 70470, 75769, 79866, 80226, 82620, 88740, 89140, 93960, 106488, 106968, 119799, 120339, 129253, 133110, 133710, 140940, 151538, 159732, 160452, 165240, 177480, 178280, 199665, 200565, 227307, 239598, 240678, 258506, 266220, 267420, 281880, 303076, 319464, 320904, 361017, 378845, 387759, 399330, 401130, 454614, 479196, 481356, 517012, 532440, 534840, 598995, 601695, 606152, 646265, 681921, 722034, 757690, 775518, 798660, 802260, 909228, 958392, 962712, 1034024, 1083051, 1136535, 1163277, 1197990, 1203390, 1292530, 1363842, 1444068, 1515380, 1551036, 1597320, 1604520, 1805085, 1818456, 1938795, 2045763, 2166102, 2197301, 2273070, 2326554, 2395980, 2406780, 2585060, 2727684, 2888136, 3030760, 3102072, 3409605, 3489831, 3610170, 3877590, 4091526, 4332204, 4394602, 4546140, 4653108, 4791960, 4813560, 5170120, 5415255, 5455368, 5816385, 6137289, 6591903, 6819210, 6979662, 7220340, 7755180, 8183052, 8664408, 8789204, 9092280, 9306216, 10228815, 10469493, 10830510, 10986505, 11632770, 12274578, 13183806, 13638420, 13959324, 14440680, 15510360, 16366104, 17449155, 17578408, 18411867, 19775709, 20457630, 20938986, 21661020, 21973010, 23265540, 24549156, 26367612, 27276840, 27918648, 30686445, 31408479, 32959515, 34898310, 36823734, 39551418, 40915260, 41877972, 43322040, 43946020, 46531080, 49098312, 52347465, 52735224, 59327127, 61372890, 62816958, 65919030, 69796620, 73647468, 79102836, 81830520, 83755944, 87892040, 92059335, 98878545, 104694930, 118654254, 122745780, 125633916, 131838060, 139593240, 147294936, 157042395, 158205672, 177981381, 184118670, 197757090, 209389860, 237308508, 245491560, 251267832, 263676120, 296635635, 314084790, 355962762, 368237340, 395514180, 418779720, 474617016, 533944143, 593271270, 628169580, 711925524, 736474680, 791028360, 889906905, 1067888286, 1186542540, 1256339160, 1423851048, 1779813810, 2135776572, 2373085080, 2669720715, 3559627620, 4271553144, 5339441430, 7119255240, 10678882860, 21357765720]

約数ペア:

[(1, 21357765720), (2, 10678882860), (3, 7119255240), (4, 5339441430), (5, 4271553144), (6, 3559627620), (8, 2669720715), (9, 2373085080), (10, 2135776572), (12, 1779813810), (15, 1423851048), (17, 1256339160), (18, 1186542540), (20, 1067888286), (24, 889906905), (27, 791028360), (29, 736474680), (30, 711925524), (34, 628169580), (36, 593271270), (40, 533944143), (45, 474617016), (51, 418779720), (54, 395514180), (58, 368237340), (60, 355962762), (68, 314084790), (72, 296635635), (81, 263676120), (85, 251267832), (87, 245491560), (90, 237308508), (102, 209389860), (108, 197757090), (116, 184118670), (120, 177981381), (135, 158205672), (136, 157042395), (145, 147294936), (153, 139593240), (162, 131838060), (170, 125633916), (174, 122745780), (180, 118654254), (204, 104694930), (216, 98878545), (232, 92059335), (243, 87892040), (255, 83755944), (261, 81830520), (270, 79102836), (290, 73647468), (306, 69796620), (324, 65919030), (340, 62816958), (348, 61372890), (360, 59327127), (405, 52735224), (408, 52347465), (435, 49098312), (459, 46531080), (486, 43946020), (493, 43322040), (510, 41877972), (522, 40915260), (540, 39551418), (580, 36823734), (612, 34898310), (648, 32959515), (680, 31408479), (696, 30686445), (765, 27918648), (783, 27276840), (810, 26367612), (870, 24549156), (918, 23265540), (972, 21973010), (986, 21661020), (1020, 20938986), (1044, 20457630), (1080, 19775709), (1160, 18411867), (1215, 17578408), (1224, 17449155), (1305, 16366104), (1377, 15510360), (1479, 14440680), (1530, 13959324), (1566, 13638420), (1620, 13183806), (1740, 12274578), (1836, 11632770), (1944, 10986505), (1972, 10830510), (2040, 10469493), (2088, 10228815), (2295, 9306216), (2349, 9092280), (2430, 8789204), (2465, 8664408), (2610, 8183052), (2754, 7755180), (2958, 7220340), (3060, 6979662), (3132, 6819210), (3240, 6591903), (3480, 6137289), (3672, 5816385), (3915, 5455368), (3944, 5415255), (4131, 5170120), (4437, 4813560), (4457, 4791960), (4590, 4653108), (4698, 4546140), (4860, 4394602), (4930, 4332204), (5220, 4091526), (5508, 3877590), (5916, 3610170), (6120, 3489831), (6264, 3409605), (6885, 3102072), (7047, 3030760), (7395, 2888136), (7830, 2727684), (8262, 2585060), (8874, 2406780), (8914, 2395980), (9180, 2326554), (9396, 2273070), (9720, 2197301), (9860, 2166102), (10440, 2045763), (11016, 1938795), (11745, 1818456), (11832, 1805085), (13311, 1604520), (13371, 1597320), (13770, 1551036), (14094, 1515380), (14790, 1444068), (15660, 1363842), (16524, 1292530), (17748, 1203390), (17828, 1197990), (18360, 1163277), (18792, 1136535), (19720, 1083051), (20655, 1034024), (22185, 962712), (22285, 958392), (23490, 909228), (26622, 802260), (26742, 798660), (27540, 775518), (28188, 757690), (29580, 722034), (31320, 681921), (33048, 646265), (35235, 606152), (35496, 601695), (35656, 598995), (39933, 534840), (40113, 532440), (41310, 517012), (44370, 481356), (44570, 479196), (46980, 454614), (53244, 401130), (53484, 399330), (55080, 387759), (56376, 378845), (59160, 361017), (66555, 320904), (66855, 319464), (70470, 303076), (75769, 281880), (79866, 267420), (80226, 266220), (82620, 258506), (88740, 240678), (89140, 239598), (93960, 227307), (106488, 200565), (106968, 199665), (119799, 178280), (120339, 177480), (129253, 165240), (133110, 160452), (133710, 159732), (140940, 151538)]