21960581040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1\times {\mathrm{1933}}^1$

素因数の和:2492

約数の個数: 240

約数和(自身を含む): 76319043840

約数和(自身を除く): 54358462800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 509, 558, 620, 720, 744, 930, 1018, 1116, 1240, 1395, 1488, 1527, 1860, 1933, 2036, 2232, 2480, 2545, 2790, 3054, 3720, 3866, 4072, 4464, 4581, 5090, 5580, 5799, 6108, 7440, 7635, 7732, 8144, 9162, 9665, 10180, 11160, 11598, 12216, 15270, 15464, 15779, 17397, 18324, 19330, 20360, 22320, 22905, 23196, 24432, 28995, 30540, 30928, 31558, 34794, 36648, 38660, 40720, 45810, 46392, 47337, 57990, 59923, 61080, 63116, 69588, 73296, 77320, 78895, 86985, 91620, 92784, 94674, 115980, 119846, 122160, 126232, 139176, 142011, 154640, 157790, 173970, 179769, 183240, 189348, 231960, 236685, 239692, 252464, 278352, 284022, 299615, 315580, 347940, 359538, 366480, 378696, 463920, 473370, 479384, 539307, 568044, 599230, 631160, 695880, 710055, 719076, 757392, 898845, 946740, 958768, 983897, 1078614, 1136088, 1198460, 1262320, 1391760, 1420110, 1438152, 1797690, 1893480, 1967794, 2157228, 2272176, 2396920, 2696535, 2840220, 2876304, 2951691, 3595380, 3786960, 3935588, 4314456, 4793840, 4919485, 5393070, 5680440, 5903382, 7190760, 7871176, 8628912, 8855073, 9838970, 10786140, 11360880, 11806764, 14381520, 14758455, 15742352, 17710146, 19677940, 21572280, 23613528, 29516910, 30500807, 35420292, 39355880, 43144560, 44275365, 47227056, 59033820, 61001614, 70840584, 78711760, 88550730, 91502421, 118067640, 122003228, 141681168, 152504035, 177101460, 183004842, 236135280, 244006456, 274507263, 305008070, 354202920, 366009684, 457512105, 488012912, 549014526, 610016140, 708405840, 732019368, 915024210, 1098029052, 1220032280, 1372536315, 1464038736, 1830048420, 2196058104, 2440064560, 2745072630, 3660096840, 4392116208, 5490145260, 7320193680, 10980290520, 21960581040]

約数ペア:

[(1, 21960581040), (2, 10980290520), (3, 7320193680), (4, 5490145260), (5, 4392116208), (6, 3660096840), (8, 2745072630), (9, 2440064560), (10, 2196058104), (12, 1830048420), (15, 1464038736), (16, 1372536315), (18, 1220032280), (20, 1098029052), (24, 915024210), (30, 732019368), (31, 708405840), (36, 610016140), (40, 549014526), (45, 488012912), (48, 457512105), (60, 366009684), (62, 354202920), (72, 305008070), (80, 274507263), (90, 244006456), (93, 236135280), (120, 183004842), (124, 177101460), (144, 152504035), (155, 141681168), (180, 122003228), (186, 118067640), (240, 91502421), (248, 88550730), (279, 78711760), (310, 70840584), (360, 61001614), (372, 59033820), (465, 47227056), (496, 44275365), (509, 43144560), (558, 39355880), (620, 35420292), (720, 30500807), (744, 29516910), (930, 23613528), (1018, 21572280), (1116, 19677940), (1240, 17710146), (1395, 15742352), (1488, 14758455), (1527, 14381520), (1860, 11806764), (1933, 11360880), (2036, 10786140), (2232, 9838970), (2480, 8855073), (2545, 8628912), (2790, 7871176), (3054, 7190760), (3720, 5903382), (3866, 5680440), (4072, 5393070), (4464, 4919485), (4581, 4793840), (5090, 4314456), (5580, 3935588), (5799, 3786960), (6108, 3595380), (7440, 2951691), (7635, 2876304), (7732, 2840220), (8144, 2696535), (9162, 2396920), (9665, 2272176), (10180, 2157228), (11160, 1967794), (11598, 1893480), (12216, 1797690), (15270, 1438152), (15464, 1420110), (15779, 1391760), (17397, 1262320), (18324, 1198460), (19330, 1136088), (20360, 1078614), (22320, 983897), (22905, 958768), (23196, 946740), (24432, 898845), (28995, 757392), (30540, 719076), (30928, 710055), (31558, 695880), (34794, 631160), (36648, 599230), (38660, 568044), (40720, 539307), (45810, 479384), (46392, 473370), (47337, 463920), (57990, 378696), (59923, 366480), (61080, 359538), (63116, 347940), (69588, 315580), (73296, 299615), (77320, 284022), (78895, 278352), (86985, 252464), (91620, 239692), (92784, 236685), (94674, 231960), (115980, 189348), (119846, 183240), (122160, 179769), (126232, 173970), (139176, 157790), (142011, 154640)]