1640771660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 4169926656

約数和(自身を除く): 2529154996

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 37, 44, 55, 68, 71, 74, 85, 110, 142, 148, 167, 170, 185, 187, 220, 284, 334, 340, 355, 370, 374, 407, 629, 668, 710, 740, 748, 781, 814, 835, 935, 1207, 1258, 1420, 1562, 1628, 1670, 1837, 1870, 2035, 2414, 2516, 2627, 2839, 3124, 3145, 3340, 3674, 3740, 3905, 4070, 4828, 5254, 5678, 6035, 6179, 6290, 6919, 7348, 7810, 8140, 9185, 10508, 11356, 11857, 12070, 12358, 12580, 13135, 13277, 13838, 14195, 15620, 18370, 23714, 24140, 24716, 26270, 26554, 27676, 28390, 28897, 30895, 31229, 34595, 36740, 44659, 47428, 52540, 53108, 56780, 57794, 59285, 61790, 62458, 66385, 67969, 69190, 89318, 105043, 115588, 118570, 123580, 124916, 130427, 132770, 135938, 138380, 144485, 156145, 178636, 201569, 210086, 223295, 237140, 260854, 265540, 271876, 288970, 312290, 339845, 403138, 420172, 438709, 446590, 491249, 521708, 525215, 577940, 624580, 652135, 679690, 806276, 877418, 893180, 982498, 1007845, 1050430, 1155473, 1304270, 1359380, 1754836, 1964996, 2015690, 2100860, 2193545, 2217259, 2310946, 2456245, 2608540, 4031380, 4387090, 4434518, 4621892, 4825799, 4912490, 5777365, 7458053, 8774180, 8869036, 9651598, 9824980, 11086295, 11554730, 14916106, 19303196, 22172590, 23109460, 24128995, 29832212, 37290265, 44345180, 48257990, 74580530, 82038583, 96515980, 149161060, 164077166, 328154332, 410192915, 820385830, 1640771660]

約数ペア:

[(1, 1640771660), (2, 820385830), (4, 410192915), (5, 328154332), (10, 164077166), (11, 149161060), (17, 96515980), (20, 82038583), (22, 74580530), (34, 48257990), (37, 44345180), (44, 37290265), (55, 29832212), (68, 24128995), (71, 23109460), (74, 22172590), (85, 19303196), (110, 14916106), (142, 11554730), (148, 11086295), (167, 9824980), (170, 9651598), (185, 8869036), (187, 8774180), (220, 7458053), (284, 5777365), (334, 4912490), (340, 4825799), (355, 4621892), (370, 4434518), (374, 4387090), (407, 4031380), (629, 2608540), (668, 2456245), (710, 2310946), (740, 2217259), (748, 2193545), (781, 2100860), (814, 2015690), (835, 1964996), (935, 1754836), (1207, 1359380), (1258, 1304270), (1420, 1155473), (1562, 1050430), (1628, 1007845), (1670, 982498), (1837, 893180), (1870, 877418), (2035, 806276), (2414, 679690), (2516, 652135), (2627, 624580), (2839, 577940), (3124, 525215), (3145, 521708), (3340, 491249), (3674, 446590), (3740, 438709), (3905, 420172), (4070, 403138), (4828, 339845), (5254, 312290), (5678, 288970), (6035, 271876), (6179, 265540), (6290, 260854), (6919, 237140), (7348, 223295), (7810, 210086), (8140, 201569), (9185, 178636), (10508, 156145), (11356, 144485), (11857, 138380), (12070, 135938), (12358, 132770), (12580, 130427), (13135, 124916), (13277, 123580), (13838, 118570), (14195, 115588), (15620, 105043), (18370, 89318), (23714, 69190), (24140, 67969), (24716, 66385), (26270, 62458), (26554, 61790), (27676, 59285), (28390, 57794), (28897, 56780), (30895, 53108), (31229, 52540), (34595, 47428), (36740, 44659)]