1238771640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{2161}}^1$

素因数の和:2473

約数の個数: 128

約数和(自身を含む): 3950752320

約数和(自身を除く): 2711980680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 281, 340, 408, 510, 562, 680, 843, 1020, 1124, 1405, 1686, 2040, 2161, 2248, 2810, 3372, 4215, 4322, 4777, 5620, 6483, 6744, 8430, 8644, 9554, 10805, 11240, 12966, 14331, 16860, 17288, 19108, 21610, 23885, 25932, 28662, 32415, 33720, 36737, 38216, 43220, 47770, 51864, 57324, 64830, 71655, 73474, 86440, 95540, 110211, 114648, 129660, 143310, 146948, 183685, 191080, 220422, 259320, 286620, 293896, 367370, 440844, 551055, 573240, 607241, 734740, 881688, 1102110, 1214482, 1469480, 1821723, 2204220, 2428964, 3036205, 3643446, 4408440, 4857928, 6072410, 7286892, 9108615, 10323097, 12144820, 14573784, 18217230, 20646194, 24289640, 30969291, 36434460, 41292388, 51615485, 61938582, 72868920, 82584776, 103230970, 123877164, 154846455, 206461940, 247754328, 309692910, 412923880, 619385820, 1238771640]

約数ペア:

[(1, 1238771640), (2, 619385820), (3, 412923880), (4, 309692910), (5, 247754328), (6, 206461940), (8, 154846455), (10, 123877164), (12, 103230970), (15, 82584776), (17, 72868920), (20, 61938582), (24, 51615485), (30, 41292388), (34, 36434460), (40, 30969291), (51, 24289640), (60, 20646194), (68, 18217230), (85, 14573784), (102, 12144820), (120, 10323097), (136, 9108615), (170, 7286892), (204, 6072410), (255, 4857928), (281, 4408440), (340, 3643446), (408, 3036205), (510, 2428964), (562, 2204220), (680, 1821723), (843, 1469480), (1020, 1214482), (1124, 1102110), (1405, 881688), (1686, 734740), (2040, 607241), (2161, 573240), (2248, 551055), (2810, 440844), (3372, 367370), (4215, 293896), (4322, 286620), (4777, 259320), (5620, 220422), (6483, 191080), (6744, 183685), (8430, 146948), (8644, 143310), (9554, 129660), (10805, 114648), (11240, 110211), (12966, 95540), (14331, 86440), (16860, 73474), (17288, 71655), (19108, 64830), (21610, 57324), (23885, 51864), (25932, 47770), (28662, 43220), (32415, 38216), (33720, 36737)]