61791638.000000000

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:679

約数の個数: 160

約数和(自身を含む): 615174912

約数和(自身を除く): 434992272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 131, 132, 165, 176, 220, 240, 262, 264, 330, 393, 440, 521, 524, 528, 655, 660, 786, 880, 1042, 1048, 1310, 1320, 1441, 1563, 1572, 1965, 2084, 2096, 2605, 2620, 2640, 2882, 3126, 3144, 3930, 4168, 4323, 5210, 5240, 5731, 5764, 6252, 6288, 7205, 7815, 7860, 8336, 8646, 10420, 10480, 11462, 11528, 12504, 14410, 15630, 15720, 17193, 17292, 20840, 21615, 22924, 23056, 25008, 28655, 28820, 31260, 31440, 34386, 34584, 41680, 43230, 45848, 57310, 57640, 62520, 68251, 68772, 69168, 85965, 86460, 91696, 114620, 115280, 125040, 136502, 137544, 171930, 172920, 204753, 229240, 273004, 275088, 341255, 343860, 345840, 409506, 458480, 546008, 682510, 687720, 750761, 819012, 1023765, 1092016, 1365020, 1375440, 1501522, 1638024, 2047530, 2252283, 2730040, 3003044, 3276048, 3753805, 4095060, 4504566, 5460080, 6006088, 7507610, 8190120, 9009132, 11261415, 12012176, 15015220, 16380240, 18018264, 22522830, 30030440, 36036528, 45045660, 60060880, 90091320, 180182640]

約数ペア:

[(1, 180182640), (2, 90091320), (3, 60060880), (4, 45045660), (5, 36036528), (6, 30030440), (8, 22522830), (10, 18018264), (11, 16380240), (12, 15015220), (15, 12012176), (16, 11261415), (20, 9009132), (22, 8190120), (24, 7507610), (30, 6006088), (33, 5460080), (40, 4504566), (44, 4095060), (48, 3753805), (55, 3276048), (60, 3003044), (66, 2730040), (80, 2252283), (88, 2047530), (110, 1638024), (120, 1501522), (131, 1375440), (132, 1365020), (165, 1092016), (176, 1023765), (220, 819012), (240, 750761), (262, 687720), (264, 682510), (330, 546008), (393, 458480), (440, 409506), (521, 345840), (524, 343860), (528, 341255), (655, 275088), (660, 273004), (786, 229240), (880, 204753), (1042, 172920), (1048, 171930), (1310, 137544), (1320, 136502), (1441, 125040), (1563, 115280), (1572, 114620), (1965, 91696), (2084, 86460), (2096, 85965), (2605, 69168), (2620, 68772), (2640, 68251), (2882, 62520), (3126, 57640), (3144, 57310), (3930, 45848), (4168, 43230), (4323, 41680), (5210, 34584), (5240, 34386), (5731, 31440), (5764, 31260), (6252, 28820), (6288, 28655), (7205, 25008), (7815, 23056), (7860, 22924), (8336, 21615), (8646, 20840), (10420, 17292), (10480, 17193), (11462, 15720), (11528, 15630), (12504, 14410)]