20527720920

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{9461}}^1$

素因数の和:9536

約数の個数: 384

約数和(自身を含む): 81547300800

約数和(自身を除く): 61019579880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 41, 42, 45, 49, 54, 56, 60, 63, 70, 72, 82, 84, 90, 98, 105, 108, 120, 123, 126, 135, 140, 147, 164, 168, 180, 189, 196, 205, 210, 216, 245, 246, 252, 270, 280, 287, 294, 315, 328, 360, 369, 378, 392, 410, 420, 441, 490, 492, 504, 540, 574, 588, 615, 630, 735, 738, 756, 820, 840, 861, 882, 945, 980, 984, 1080, 1107, 1148, 1176, 1230, 1260, 1323, 1435, 1470, 1476, 1512, 1640, 1722, 1764, 1845, 1890, 1960, 2009, 2205, 2214, 2296, 2460, 2520, 2583, 2646, 2870, 2940, 2952, 3444, 3528, 3690, 3780, 4018, 4305, 4410, 4428, 4920, 5166, 5292, 5535, 5740, 5880, 6027, 6615, 6888, 7380, 7560, 7749, 8036, 8610, 8820, 8856, 9461, 10045, 10332, 10584, 11070, 11480, 12054, 12915, 13230, 14760, 15498, 16072, 17220, 17640, 18081, 18922, 20090, 20664, 22140, 24108, 25830, 26460, 28383, 30135, 30996, 34440, 36162, 37844, 38745, 40180, 44280, 47305, 48216, 51660, 52920, 54243, 56766, 60270, 61992, 66227, 72324, 75688, 77490, 80360, 85149, 90405, 94610, 103320, 108486, 113532, 120540, 132454, 141915, 144648, 154980, 170298, 180810, 189220, 198681, 216972, 227064, 241080, 255447, 264908, 271215, 283830, 309960, 331135, 340596, 361620, 378440, 387901, 397362, 425745, 433944, 463589, 510894, 529816, 542430, 567660, 596043, 662270, 681192, 723240, 775802, 794724, 851490, 927178, 993405, 1021788, 1084860, 1135320, 1163703, 1192086, 1277235, 1324540, 1390767, 1551604, 1589448, 1702980, 1788129, 1854356, 1939505, 1986810, 2043576, 2169720, 2317945, 2327406, 2384172, 2554470, 2649080, 2715307, 2781534, 2980215, 3103208, 3405960, 3491109, 3576258, 3708712, 3879010, 3973620, 4172301, 4635890, 4654812, 4768344, 5108940, 5430614, 5563068, 5818515, 5960430, 6953835, 6982218, 7152516, 7758020, 7947240, 8145921, 8344602, 8940645, 9271780, 9309624, 10217880, 10473327, 10861228, 11126136, 11637030, 11920860, 12516903, 13576535, 13907670, 13964436, 14305032, 15516040, 16291842, 16689204, 17455545, 17881290, 18543560, 19007149, 20861505, 20946654, 21722456, 23274060, 23841720, 24437763, 25033806, 27153070, 27815340, 27928872, 32583684, 33378408, 34911090, 35762580, 38014298, 40729605, 41723010, 41893308, 46548120, 48875526, 50067612, 52366635, 54306140, 55630680, 57021447, 62584515, 65167368, 69822180, 71525160, 73313289, 76028596, 81459210, 83446020, 83786616, 95035745, 97751052, 100135224, 104733270, 108612280, 114042894, 122188815, 125169030, 139644360, 146626578, 152057192, 162918420, 166892040, 171064341, 190071490, 195502104, 209466540, 228085788, 244377630, 250338060, 285107235, 293253156, 325836840, 342128682, 366566445, 380142980, 418933080, 456171576, 488755260, 500676120, 513193023, 570214470, 586506312, 684257364, 733132890, 760285960, 855321705, 977510520, 1026386046, 1140428940, 1368514728, 1466265780, 1710643410, 2052772092, 2280857880, 2565965115, 2932531560, 3421286820, 4105544184, 5131930230, 6842573640, 10263860460, 20527720920]

約数ペア:

[(1, 20527720920), (2, 10263860460), (3, 6842573640), (4, 5131930230), (5, 4105544184), (6, 3421286820), (7, 2932531560), (8, 2565965115), (9, 2280857880), (10, 2052772092), (12, 1710643410), (14, 1466265780), (15, 1368514728), (18, 1140428940), (20, 1026386046), (21, 977510520), (24, 855321705), (27, 760285960), (28, 733132890), (30, 684257364), (35, 586506312), (36, 570214470), (40, 513193023), (41, 500676120), (42, 488755260), (45, 456171576), (49, 418933080), (54, 380142980), (56, 366566445), (60, 342128682), (63, 325836840), (70, 293253156), (72, 285107235), (82, 250338060), (84, 244377630), (90, 228085788), (98, 209466540), (105, 195502104), (108, 190071490), (120, 171064341), (123, 166892040), (126, 162918420), (135, 152057192), (140, 146626578), (147, 139644360), (164, 125169030), (168, 122188815), (180, 114042894), (189, 108612280), (196, 104733270), (205, 100135224), (210, 97751052), (216, 95035745), (245, 83786616), (246, 83446020), (252, 81459210), (270, 76028596), (280, 73313289), (287, 71525160), (294, 69822180), (315, 65167368), (328, 62584515), (360, 57021447), (369, 55630680), (378, 54306140), (392, 52366635), (410, 50067612), (420, 48875526), (441, 46548120), (490, 41893308), (492, 41723010), (504, 40729605), (540, 38014298), (574, 35762580), (588, 34911090), (615, 33378408), (630, 32583684), (735, 27928872), (738, 27815340), (756, 27153070), (820, 25033806), (840, 24437763), (861, 23841720), (882, 23274060), (945, 21722456), (980, 20946654), (984, 20861505), (1080, 19007149), (1107, 18543560), (1148, 17881290), (1176, 17455545), (1230, 16689204), (1260, 16291842), (1323, 15516040), (1435, 14305032), (1470, 13964436), (1476, 13907670), (1512, 13576535), (1640, 12516903), (1722, 11920860), (1764, 11637030), (1845, 11126136), (1890, 10861228), (1960, 10473327), (2009, 10217880), (2205, 9309624), (2214, 9271780), (2296, 8940645), (2460, 8344602), (2520, 8145921), (2583, 7947240), (2646, 7758020), (2870, 7152516), (2940, 6982218), (2952, 6953835), (3444, 5960430), (3528, 5818515), (3690, 5563068), (3780, 5430614), (4018, 5108940), (4305, 4768344), (4410, 4654812), (4428, 4635890), (4920, 4172301), (5166, 3973620), (5292, 3879010), (5535, 3708712), (5740, 3576258), (5880, 3491109), (6027, 3405960), (6615, 3103208), (6888, 2980215), (7380, 2781534), (7560, 2715307), (7749, 2649080), (8036, 2554470), (8610, 2384172), (8820, 2327406), (8856, 2317945), (9461, 2169720), (10045, 2043576), (10332, 1986810), (10584, 1939505), (11070, 1854356), (11480, 1788129), (12054, 1702980), (12915, 1589448), (13230, 1551604), (14760, 1390767), (15498, 1324540), (16072, 1277235), (17220, 1192086), (17640, 1163703), (18081, 1135320), (18922, 1084860), (20090, 1021788), (20664, 993405), (22140, 927178), (24108, 851490), (25830, 794724), (26460, 775802), (28383, 723240), (30135, 681192), (30996, 662270), (34440, 596043), (36162, 567660), (37844, 542430), (38745, 529816), (40180, 510894), (44280, 463589), (47305, 433944), (48216, 425745), (51660, 397362), (52920, 387901), (54243, 378440), (56766, 361620), (60270, 340596), (61992, 331135), (66227, 309960), (72324, 283830), (75688, 271215), (77490, 264908), (80360, 255447), (85149, 241080), (90405, 227064), (94610, 216972), (103320, 198681), (108486, 189220), (113532, 180810), (120540, 170298), (132454, 154980), (141915, 144648)]