1645498920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{1979}}^1$

素因数の和:2060

約数の個数: 192

約数和(自身を含む): 5478580800

約数和(自身を除く): 3833081880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 169, 195, 205, 246, 260, 312, 328, 338, 390, 410, 492, 507, 520, 533, 615, 676, 780, 820, 845, 984, 1014, 1066, 1230, 1352, 1560, 1599, 1640, 1690, 1979, 2028, 2132, 2460, 2535, 2665, 3198, 3380, 3958, 4056, 4264, 4920, 5070, 5330, 5937, 6396, 6760, 6929, 7916, 7995, 9895, 10140, 10660, 11874, 12792, 13858, 15832, 15990, 19790, 20280, 20787, 21320, 23748, 25727, 27716, 29685, 31980, 34645, 39580, 41574, 47496, 51454, 55432, 59370, 63960, 69290, 77181, 79160, 81139, 83148, 102908, 103935, 118740, 128635, 138580, 154362, 162278, 166296, 205816, 207870, 237480, 243417, 257270, 277160, 308724, 324556, 334451, 385905, 405695, 415740, 486834, 514540, 617448, 649112, 668902, 771810, 811390, 831480, 973668, 1003353, 1029080, 1054807, 1217085, 1337804, 1543620, 1622780, 1672255, 1947336, 2006706, 2109614, 2434170, 2675608, 3087240, 3164421, 3245560, 3344510, 4013412, 4219228, 4868340, 5016765, 5274035, 6328842, 6689020, 8026824, 8438456, 9736680, 10033530, 10548070, 12657684, 13378040, 13712491, 15822105, 20067060, 21096140, 25315368, 27424982, 31644210, 40134120, 41137473, 42192280, 54849964, 63288420, 68562455, 82274946, 109699928, 126576840, 137124910, 164549892, 205687365, 274249820, 329099784, 411374730, 548499640, 822749460, 1645498920]

約数ペア:

[(1, 1645498920), (2, 822749460), (3, 548499640), (4, 411374730), (5, 329099784), (6, 274249820), (8, 205687365), (10, 164549892), (12, 137124910), (13, 126576840), (15, 109699928), (20, 82274946), (24, 68562455), (26, 63288420), (30, 54849964), (39, 42192280), (40, 41137473), (41, 40134120), (52, 31644210), (60, 27424982), (65, 25315368), (78, 21096140), (82, 20067060), (104, 15822105), (120, 13712491), (123, 13378040), (130, 12657684), (156, 10548070), (164, 10033530), (169, 9736680), (195, 8438456), (205, 8026824), (246, 6689020), (260, 6328842), (312, 5274035), (328, 5016765), (338, 4868340), (390, 4219228), (410, 4013412), (492, 3344510), (507, 3245560), (520, 3164421), (533, 3087240), (615, 2675608), (676, 2434170), (780, 2109614), (820, 2006706), (845, 1947336), (984, 1672255), (1014, 1622780), (1066, 1543620), (1230, 1337804), (1352, 1217085), (1560, 1054807), (1599, 1029080), (1640, 1003353), (1690, 973668), (1979, 831480), (2028, 811390), (2132, 771810), (2460, 668902), (2535, 649112), (2665, 617448), (3198, 514540), (3380, 486834), (3958, 415740), (4056, 405695), (4264, 385905), (4920, 334451), (5070, 324556), (5330, 308724), (5937, 277160), (6396, 257270), (6760, 243417), (6929, 237480), (7916, 207870), (7995, 205816), (9895, 166296), (10140, 162278), (10660, 154362), (11874, 138580), (12792, 128635), (13858, 118740), (15832, 103935), (15990, 102908), (19790, 83148), (20280, 81139), (20787, 79160), (21320, 77181), (23748, 69290), (25727, 63960), (27716, 59370), (29685, 55432), (31980, 51454), (34645, 47496), (39580, 41574)]