68845140

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1$

素因数の和:508

約数の個数: 240

約数和(自身を含む): 266378112

約数和(自身を除く): 197532972

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 467, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 934, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1401, 1404, 1620, 1638, 1755, 1820, 1868, 1890, 2106, 2268, 2335, 2340, 2457, 2730, 2802, 2835, 3269, 3276, 3510, 3780, 4095, 4203, 4212, 4670, 4914, 5265, 5460, 5604, 5670, 6071, 6538, 7005, 7020, 7371, 8190, 8406, 9340, 9807, 9828, 10530, 11340, 12142, 12285, 12609, 13076, 14010, 14742, 16345, 16380, 16812, 18213, 19614, 21015, 21060, 24284, 24570, 25218, 28020, 29421, 29484, 30355, 32690, 36426, 36855, 37827, 39228, 42030, 42497, 49035, 49140, 50436, 54639, 58842, 60710, 63045, 65380, 72852, 73710, 75654, 84060, 84994, 88263, 91065, 98070, 109278, 117684, 121420, 126090, 127491, 147105, 147420, 151308, 163917, 169988, 176526, 182130, 189135, 196140, 212485, 218556, 252180, 254982, 264789, 273195, 294210, 327834, 353052, 364260, 378270, 382473, 424970, 441315, 491751, 509964, 529578, 546390, 588420, 637455, 655668, 756540, 764946, 819585, 849940, 882630, 983502, 1059156, 1092780, 1147419, 1274910, 1323945, 1529892, 1639170, 1765260, 1912365, 1967004, 2294838, 2458755, 2549820, 2647890, 3278340, 3442257, 3824730, 4589676, 4917510, 5295780, 5737095, 6884514, 7649460, 9835020, 11474190, 13769028, 17211285, 22948380, 34422570, 68845140]

約数ペア:

[(1, 68845140), (2, 34422570), (3, 22948380), (4, 17211285), (5, 13769028), (6, 11474190), (7, 9835020), (9, 7649460), (10, 6884514), (12, 5737095), (13, 5295780), (14, 4917510), (15, 4589676), (18, 3824730), (20, 3442257), (21, 3278340), (26, 2647890), (27, 2549820), (28, 2458755), (30, 2294838), (35, 1967004), (36, 1912365), (39, 1765260), (42, 1639170), (45, 1529892), (52, 1323945), (54, 1274910), (60, 1147419), (63, 1092780), (65, 1059156), (70, 983502), (78, 882630), (81, 849940), (84, 819585), (90, 764946), (91, 756540), (105, 655668), (108, 637455), (117, 588420), (126, 546390), (130, 529578), (135, 509964), (140, 491751), (156, 441315), (162, 424970), (180, 382473), (182, 378270), (189, 364260), (195, 353052), (210, 327834), (234, 294210), (252, 273195), (260, 264789), (270, 254982), (273, 252180), (315, 218556), (324, 212485), (351, 196140), (364, 189135), (378, 182130), (390, 176526), (405, 169988), (420, 163917), (455, 151308), (467, 147420), (468, 147105), (540, 127491), (546, 126090), (567, 121420), (585, 117684), (630, 109278), (702, 98070), (756, 91065), (780, 88263), (810, 84994), (819, 84060), (910, 75654), (934, 73710), (945, 72852), (1053, 65380), (1092, 63045), (1134, 60710), (1170, 58842), (1260, 54639), (1365, 50436), (1401, 49140), (1404, 49035), (1620, 42497), (1638, 42030), (1755, 39228), (1820, 37827), (1868, 36855), (1890, 36426), (2106, 32690), (2268, 30355), (2335, 29484), (2340, 29421), (2457, 28020), (2730, 25218), (2802, 24570), (2835, 24284), (3269, 21060), (3276, 21015), (3510, 19614), (3780, 18213), (4095, 16812), (4203, 16380), (4212, 16345), (4670, 14742), (4914, 14010), (5265, 13076), (5460, 12609), (5604, 12285), (5670, 12142), (6071, 11340), (6538, 10530), (7005, 9828), (7020, 9807), (7371, 9340), (8190, 8406)]