64774320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1597}}^1$

素因数の和:1639

約数の個数: 120

約数和(自身を含む): 217570896

約数和(自身を除く): 152796576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 780, 845, 1014, 1040, 1352, 1560, 1597, 1690, 2028, 2535, 2704, 3120, 3194, 3380, 4056, 4791, 5070, 6388, 6760, 7985, 8112, 9582, 10140, 12776, 13520, 15970, 19164, 20280, 20761, 23955, 25552, 31940, 38328, 40560, 41522, 47910, 62283, 63880, 76656, 83044, 95820, 103805, 124566, 127760, 166088, 191640, 207610, 249132, 269893, 311415, 332176, 383280, 415220, 498264, 539786, 622830, 809679, 830440, 996528, 1079572, 1245660, 1349465, 1619358, 1660880, 2159144, 2491320, 2698930, 3238716, 4048395, 4318288, 4982640, 5397860, 6477432, 8096790, 10795720, 12954864, 16193580, 21591440, 32387160, 64774320]

約数ペア:

[(1, 64774320), (2, 32387160), (3, 21591440), (4, 16193580), (5, 12954864), (6, 10795720), (8, 8096790), (10, 6477432), (12, 5397860), (13, 4982640), (15, 4318288), (16, 4048395), (20, 3238716), (24, 2698930), (26, 2491320), (30, 2159144), (39, 1660880), (40, 1619358), (48, 1349465), (52, 1245660), (60, 1079572), (65, 996528), (78, 830440), (80, 809679), (104, 622830), (120, 539786), (130, 498264), (156, 415220), (169, 383280), (195, 332176), (208, 311415), (240, 269893), (260, 249132), (312, 207610), (338, 191640), (390, 166088), (507, 127760), (520, 124566), (624, 103805), (676, 95820), (780, 83044), (845, 76656), (1014, 63880), (1040, 62283), (1352, 47910), (1560, 41522), (1597, 40560), (1690, 38328), (2028, 31940), (2535, 25552), (2704, 23955), (3120, 20761), (3194, 20280), (3380, 19164), (4056, 15970), (4791, 13520), (5070, 12776), (6388, 10140), (6760, 9582), (7985, 8112)]