78606840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1229}}^1$

素因数の和:1297

約数の個数: 128

約数和(自身を含む): 260366400

約数和(自身を除く): 181759560

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, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1229, 1230, 1560, 1599, 1640, 2132, 2458, 2460, 2665, 3198, 3687, 4264, 4916, 4920, 5330, 6145, 6396, 7374, 7995, 9832, 10660, 12290, 12792, 14748, 15977, 15990, 18435, 21320, 24580, 29496, 31954, 31980, 36870, 47931, 49160, 50389, 63908, 63960, 73740, 79885, 95862, 100778, 127816, 147480, 151167, 159770, 191724, 201556, 239655, 251945, 302334, 319540, 383448, 403112, 479310, 503890, 604668, 639080, 655057, 755835, 958620, 1007780, 1209336, 1310114, 1511670, 1917240, 1965171, 2015560, 2620228, 3023340, 3275285, 3930342, 5240456, 6046680, 6550570, 7860684, 9825855, 13101140, 15721368, 19651710, 26202280, 39303420, 78606840]

約数ペア:

[(1, 78606840), (2, 39303420), (3, 26202280), (4, 19651710), (5, 15721368), (6, 13101140), (8, 9825855), (10, 7860684), (12, 6550570), (13, 6046680), (15, 5240456), (20, 3930342), (24, 3275285), (26, 3023340), (30, 2620228), (39, 2015560), (40, 1965171), (41, 1917240), (52, 1511670), (60, 1310114), (65, 1209336), (78, 1007780), (82, 958620), (104, 755835), (120, 655057), (123, 639080), (130, 604668), (156, 503890), (164, 479310), (195, 403112), (205, 383448), (246, 319540), (260, 302334), (312, 251945), (328, 239655), (390, 201556), (410, 191724), (492, 159770), (520, 151167), (533, 147480), (615, 127816), (780, 100778), (820, 95862), (984, 79885), (1066, 73740), (1229, 63960), (1230, 63908), (1560, 50389), (1599, 49160), (1640, 47931), (2132, 36870), (2458, 31980), (2460, 31954), (2665, 29496), (3198, 24580), (3687, 21320), (4264, 18435), (4916, 15990), (4920, 15977), (5330, 14748), (6145, 12792), (6396, 12290), (7374, 10660), (7995, 9832)]