68209960

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2677}}^1$

素因数の和:2715

約数の個数: 96

約数和(自身を含む): 192333960

約数和(自身を除く): 124124000

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 130, 140, 182, 196, 245, 260, 280, 364, 392, 455, 490, 520, 637, 728, 910, 980, 1274, 1820, 1960, 2548, 2677, 3185, 3640, 5096, 5354, 6370, 10708, 12740, 13385, 18739, 21416, 25480, 26770, 34801, 37478, 53540, 69602, 74956, 93695, 107080, 131173, 139204, 149912, 174005, 187390, 243607, 262346, 278408, 348010, 374780, 487214, 524692, 655865, 696020, 749560, 974428, 1049384, 1218035, 1311730, 1392040, 1705249, 1948856, 2436070, 2623460, 3410498, 4872140, 5246920, 6820996, 8526245, 9744280, 13641992, 17052490, 34104980, 68209960]

約数ペア:

[(1, 68209960), (2, 34104980), (4, 17052490), (5, 13641992), (7, 9744280), (8, 8526245), (10, 6820996), (13, 5246920), (14, 4872140), (20, 3410498), (26, 2623460), (28, 2436070), (35, 1948856), (40, 1705249), (49, 1392040), (52, 1311730), (56, 1218035), (65, 1049384), (70, 974428), (91, 749560), (98, 696020), (104, 655865), (130, 524692), (140, 487214), (182, 374780), (196, 348010), (245, 278408), (260, 262346), (280, 243607), (364, 187390), (392, 174005), (455, 149912), (490, 139204), (520, 131173), (637, 107080), (728, 93695), (910, 74956), (980, 69602), (1274, 53540), (1820, 37478), (1960, 34801), (2548, 26770), (2677, 25480), (3185, 21416), (3640, 18739), (5096, 13385), (5354, 12740), (6370, 10708)]