13821992320

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1097

約数の個数: 256

約数和(自身を含む): 36911923200

約数和(自身を除く): 23089930880

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 37, 38, 40, 62, 64, 74, 76, 80, 95, 124, 128, 148, 152, 155, 160, 185, 190, 248, 296, 304, 310, 320, 370, 380, 496, 589, 592, 608, 620, 640, 703, 740, 760, 991, 992, 1147, 1178, 1184, 1216, 1240, 1406, 1480, 1520, 1982, 1984, 2294, 2356, 2368, 2432, 2480, 2812, 2945, 2960, 3040, 3515, 3964, 3968, 4588, 4712, 4736, 4955, 4960, 5624, 5735, 5890, 5920, 6080, 7030, 7928, 9176, 9424, 9910, 9920, 11248, 11470, 11780, 11840, 12160, 14060, 15856, 18352, 18829, 18848, 19820, 19840, 21793, 22496, 22940, 23560, 23680, 28120, 30721, 31712, 36667, 36704, 37658, 37696, 39640, 43586, 44992, 45880, 47120, 56240, 61442, 63424, 73334, 73408, 75316, 75392, 79280, 87172, 89984, 91760, 94145, 94240, 108965, 112480, 122884, 126848, 146668, 146816, 150632, 153605, 158560, 174344, 183335, 183520, 188290, 188480, 217930, 224960, 245768, 293336, 301264, 307210, 317120, 348688, 366670, 367040, 376580, 376960, 435860, 449920, 491536, 583699, 586672, 602528, 614420, 634240, 696673, 697376, 733340, 734080, 753160, 871720, 983072, 1136677, 1167398, 1173344, 1205056, 1228840, 1393346, 1394752, 1466680, 1506320, 1743440, 1966144, 2273354, 2334796, 2346688, 2410112, 2457680, 2786692, 2789504, 2918495, 2933360, 3012640, 3483365, 3486880, 3932288, 4546708, 4669592, 4693376, 4915360, 5573384, 5683385, 5836990, 5866720, 6025280, 6966730, 6973760, 9093416, 9339184, 9830720, 11146768, 11366770, 11673980, 11733440, 12050560, 13933460, 13947520, 18186832, 18678368, 19661440, 21596863, 22293536, 22733540, 23347960, 23466880, 27866920, 36373664, 37356736, 43193726, 44587072, 45467080, 46695920, 55733840, 72747328, 74713472, 86387452, 89174144, 90934160, 93391840, 107984315, 111467680, 145494656, 172774904, 181868320, 186783680, 215968630, 222935360, 345549808, 363736640, 373567360, 431937260, 445870720, 691099616, 727473280, 863874520, 1382199232, 1727749040, 2764398464, 3455498080, 6910996160, 13821992320]

約数ペア:

[(1, 13821992320), (2, 6910996160), (4, 3455498080), (5, 2764398464), (8, 1727749040), (10, 1382199232), (16, 863874520), (19, 727473280), (20, 691099616), (31, 445870720), (32, 431937260), (37, 373567360), (38, 363736640), (40, 345549808), (62, 222935360), (64, 215968630), (74, 186783680), (76, 181868320), (80, 172774904), (95, 145494656), (124, 111467680), (128, 107984315), (148, 93391840), (152, 90934160), (155, 89174144), (160, 86387452), (185, 74713472), (190, 72747328), (248, 55733840), (296, 46695920), (304, 45467080), (310, 44587072), (320, 43193726), (370, 37356736), (380, 36373664), (496, 27866920), (589, 23466880), (592, 23347960), (608, 22733540), (620, 22293536), (640, 21596863), (703, 19661440), (740, 18678368), (760, 18186832), (991, 13947520), (992, 13933460), (1147, 12050560), (1178, 11733440), (1184, 11673980), (1216, 11366770), (1240, 11146768), (1406, 9830720), (1480, 9339184), (1520, 9093416), (1982, 6973760), (1984, 6966730), (2294, 6025280), (2356, 5866720), (2368, 5836990), (2432, 5683385), (2480, 5573384), (2812, 4915360), (2945, 4693376), (2960, 4669592), (3040, 4546708), (3515, 3932288), (3964, 3486880), (3968, 3483365), (4588, 3012640), (4712, 2933360), (4736, 2918495), (4955, 2789504), (4960, 2786692), (5624, 2457680), (5735, 2410112), (5890, 2346688), (5920, 2334796), (6080, 2273354), (7030, 1966144), (7928, 1743440), (9176, 1506320), (9424, 1466680), (9910, 1394752), (9920, 1393346), (11248, 1228840), (11470, 1205056), (11780, 1173344), (11840, 1167398), (12160, 1136677), (14060, 983072), (15856, 871720), (18352, 753160), (18829, 734080), (18848, 733340), (19820, 697376), (19840, 696673), (21793, 634240), (22496, 614420), (22940, 602528), (23560, 586672), (23680, 583699), (28120, 491536), (30721, 449920), (31712, 435860), (36667, 376960), (36704, 376580), (37658, 367040), (37696, 366670), (39640, 348688), (43586, 317120), (44992, 307210), (45880, 301264), (47120, 293336), (56240, 245768), (61442, 224960), (63424, 217930), (73334, 188480), (73408, 188290), (75316, 183520), (75392, 183335), (79280, 174344), (87172, 158560), (89984, 153605), (91760, 150632), (94145, 146816), (94240, 146668), (108965, 126848), (112480, 122884)]