65520960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:672

約数の個数: 112

約数和(自身を含む): 210019392

約数和(自身を除く): 144498432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 240, 262, 320, 393, 480, 521, 524, 655, 786, 960, 1042, 1048, 1310, 1563, 1572, 1965, 2084, 2096, 2605, 2620, 3126, 3144, 3930, 4168, 4192, 5210, 5240, 6252, 6288, 7815, 7860, 8336, 8384, 10420, 10480, 12504, 12576, 15630, 15720, 16672, 20840, 20960, 25008, 25152, 31260, 31440, 33344, 41680, 41920, 50016, 62520, 62880, 68251, 83360, 100032, 125040, 125760, 136502, 166720, 204753, 250080, 273004, 341255, 409506, 500160, 546008, 682510, 819012, 1023765, 1092016, 1365020, 1638024, 2047530, 2184032, 2730040, 3276048, 4095060, 4368064, 5460080, 6552096, 8190120, 10920160, 13104192, 16380240, 21840320, 32760480, 65520960]

約数ペア:

[(1, 65520960), (2, 32760480), (3, 21840320), (4, 16380240), (5, 13104192), (6, 10920160), (8, 8190120), (10, 6552096), (12, 5460080), (15, 4368064), (16, 4095060), (20, 3276048), (24, 2730040), (30, 2184032), (32, 2047530), (40, 1638024), (48, 1365020), (60, 1092016), (64, 1023765), (80, 819012), (96, 682510), (120, 546008), (131, 500160), (160, 409506), (192, 341255), (240, 273004), (262, 250080), (320, 204753), (393, 166720), (480, 136502), (521, 125760), (524, 125040), (655, 100032), (786, 83360), (960, 68251), (1042, 62880), (1048, 62520), (1310, 50016), (1563, 41920), (1572, 41680), (1965, 33344), (2084, 31440), (2096, 31260), (2605, 25152), (2620, 25008), (3126, 20960), (3144, 20840), (3930, 16672), (4168, 15720), (4192, 15630), (5210, 12576), (5240, 12504), (6252, 10480), (6288, 10420), (7815, 8384), (7860, 8336)]