1279616940

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5939}}^1$

素因数の和:5986

約数の個数: 240

約数和(自身を含む): 4829932800

約数和(自身を除く): 3550315860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2394, 2565, 2660, 2835, 3078, 3420, 3591, 3780, 3990, 4788, 5130, 5670, 5939, 5985, 6156, 7182, 7695, 7980, 10260, 10773, 11340, 11878, 11970, 14364, 15390, 17817, 17955, 21546, 23756, 23940, 29695, 30780, 35634, 35910, 41573, 43092, 53451, 53865, 59390, 71268, 71820, 83146, 89085, 106902, 107730, 112841, 118780, 124719, 160353, 166292, 178170, 207865, 213804, 215460, 225682, 249438, 267255, 320706, 338523, 356340, 374157, 415730, 451364, 481059, 498876, 534510, 564205, 623595, 641412, 677046, 748314, 789887, 801765, 831460, 962118, 1015569, 1069020, 1122471, 1128410, 1247190, 1354092, 1496628, 1579774, 1603530, 1692615, 1870785, 1924236, 2031138, 2244942, 2256820, 2369661, 2405295, 2494380, 3046707, 3159548, 3207060, 3367413, 3385230, 3741570, 3949435, 4062276, 4489884, 4739322, 4810590, 5077845, 5612355, 6093414, 6734826, 6770460, 7108983, 7483140, 7898870, 9140121, 9478644, 9621180, 10155690, 11224710, 11848305, 12186828, 13469652, 14217966, 15233535, 15797740, 16837065, 18280242, 20311380, 21326949, 22449420, 23696610, 28435932, 30467070, 33674130, 35544915, 36560484, 42653898, 45700605, 47393220, 60934140, 63980847, 67348260, 71089830, 85307796, 91401210, 106634745, 127961694, 142179660, 182802420, 213269490, 255923388, 319904235, 426538980, 639808470, 1279616940]

約数ペア:

[(1, 1279616940), (2, 639808470), (3, 426538980), (4, 319904235), (5, 255923388), (6, 213269490), (7, 182802420), (9, 142179660), (10, 127961694), (12, 106634745), (14, 91401210), (15, 85307796), (18, 71089830), (19, 67348260), (20, 63980847), (21, 60934140), (27, 47393220), (28, 45700605), (30, 42653898), (35, 36560484), (36, 35544915), (38, 33674130), (42, 30467070), (45, 28435932), (54, 23696610), (57, 22449420), (60, 21326949), (63, 20311380), (70, 18280242), (76, 16837065), (81, 15797740), (84, 15233535), (90, 14217966), (95, 13469652), (105, 12186828), (108, 11848305), (114, 11224710), (126, 10155690), (133, 9621180), (135, 9478644), (140, 9140121), (162, 7898870), (171, 7483140), (180, 7108983), (189, 6770460), (190, 6734826), (210, 6093414), (228, 5612355), (252, 5077845), (266, 4810590), (270, 4739322), (285, 4489884), (315, 4062276), (324, 3949435), (342, 3741570), (378, 3385230), (380, 3367413), (399, 3207060), (405, 3159548), (420, 3046707), (513, 2494380), (532, 2405295), (540, 2369661), (567, 2256820), (570, 2244942), (630, 2031138), (665, 1924236), (684, 1870785), (756, 1692615), (798, 1603530), (810, 1579774), (855, 1496628), (945, 1354092), (1026, 1247190), (1134, 1128410), (1140, 1122471), (1197, 1069020), (1260, 1015569), (1330, 962118), (1539, 831460), (1596, 801765), (1620, 789887), (1710, 748314), (1890, 677046), (1995, 641412), (2052, 623595), (2268, 564205), (2394, 534510), (2565, 498876), (2660, 481059), (2835, 451364), (3078, 415730), (3420, 374157), (3591, 356340), (3780, 338523), (3990, 320706), (4788, 267255), (5130, 249438), (5670, 225682), (5939, 215460), (5985, 213804), (6156, 207865), (7182, 178170), (7695, 166292), (7980, 160353), (10260, 124719), (10773, 118780), (11340, 112841), (11878, 107730), (11970, 106902), (14364, 89085), (15390, 83146), (17817, 71820), (17955, 71268), (21546, 59390), (23756, 53865), (23940, 53451), (29695, 43092), (30780, 41573), (35634, 35910)]