64853880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5939}}^1$

素因数の和:5973

約数の個数: 128

約数和(自身を含む): 239500800

約数和(自身を除く): 174646920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 5939, 10920, 11878, 17817, 23756, 29695, 35634, 41573, 47512, 59390, 71268, 77207, 83146, 89085, 118780, 124719, 142536, 154414, 166292, 178170, 207865, 231621, 237560, 249438, 308828, 332584, 356340, 386035, 415730, 463242, 498876, 540449, 617656, 623595, 712680, 772070, 831460, 926484, 997752, 1080898, 1158105, 1247190, 1544140, 1621347, 1662920, 1852968, 2161796, 2316210, 2494380, 2702245, 3088280, 3242694, 4323592, 4632420, 4988760, 5404490, 6485388, 8106735, 9264840, 10808980, 12970776, 16213470, 21617960, 32426940, 64853880]

約数ペア:

[(1, 64853880), (2, 32426940), (3, 21617960), (4, 16213470), (5, 12970776), (6, 10808980), (7, 9264840), (8, 8106735), (10, 6485388), (12, 5404490), (13, 4988760), (14, 4632420), (15, 4323592), (20, 3242694), (21, 3088280), (24, 2702245), (26, 2494380), (28, 2316210), (30, 2161796), (35, 1852968), (39, 1662920), (40, 1621347), (42, 1544140), (52, 1247190), (56, 1158105), (60, 1080898), (65, 997752), (70, 926484), (78, 831460), (84, 772070), (91, 712680), (104, 623595), (105, 617656), (120, 540449), (130, 498876), (140, 463242), (156, 415730), (168, 386035), (182, 356340), (195, 332584), (210, 308828), (260, 249438), (273, 237560), (280, 231621), (312, 207865), (364, 178170), (390, 166292), (420, 154414), (455, 142536), (520, 124719), (546, 118780), (728, 89085), (780, 83146), (840, 77207), (910, 71268), (1092, 59390), (1365, 47512), (1560, 41573), (1820, 35634), (2184, 29695), (2730, 23756), (3640, 17817), (5460, 11878), (5939, 10920)]