278464080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{521}}^1$

素因数の和:685

約数の個数: 160

約数和(自身を含む): 922762368

約数和(自身を除く): 644298288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 131, 136, 170, 204, 240, 255, 262, 272, 340, 393, 408, 510, 521, 524, 655, 680, 786, 816, 1020, 1042, 1048, 1310, 1360, 1563, 1572, 1965, 2040, 2084, 2096, 2227, 2605, 2620, 3126, 3144, 3930, 4080, 4168, 4454, 5210, 5240, 6252, 6288, 6681, 7815, 7860, 8336, 8857, 8908, 10420, 10480, 11135, 12504, 13362, 15630, 15720, 17714, 17816, 20840, 22270, 25008, 26571, 26724, 31260, 31440, 33405, 35428, 35632, 41680, 44285, 44540, 53142, 53448, 62520, 66810, 68251, 70856, 88570, 89080, 106284, 106896, 125040, 132855, 133620, 136502, 141712, 177140, 178160, 204753, 212568, 265710, 267240, 273004, 341255, 354280, 409506, 425136, 531420, 534480, 546008, 682510, 708560, 819012, 1023765, 1062840, 1092016, 1160267, 1365020, 1638024, 2047530, 2125680, 2320534, 2730040, 3276048, 3480801, 4095060, 4641068, 5460080, 5801335, 6961602, 8190120, 9282136, 11602670, 13923204, 16380240, 17404005, 18564272, 23205340, 27846408, 34808010, 46410680, 55692816, 69616020, 92821360, 139232040, 278464080]

約数ペア:

[(1, 278464080), (2, 139232040), (3, 92821360), (4, 69616020), (5, 55692816), (6, 46410680), (8, 34808010), (10, 27846408), (12, 23205340), (15, 18564272), (16, 17404005), (17, 16380240), (20, 13923204), (24, 11602670), (30, 9282136), (34, 8190120), (40, 6961602), (48, 5801335), (51, 5460080), (60, 4641068), (68, 4095060), (80, 3480801), (85, 3276048), (102, 2730040), (120, 2320534), (131, 2125680), (136, 2047530), (170, 1638024), (204, 1365020), (240, 1160267), (255, 1092016), (262, 1062840), (272, 1023765), (340, 819012), (393, 708560), (408, 682510), (510, 546008), (521, 534480), (524, 531420), (655, 425136), (680, 409506), (786, 354280), (816, 341255), (1020, 273004), (1042, 267240), (1048, 265710), (1310, 212568), (1360, 204753), (1563, 178160), (1572, 177140), (1965, 141712), (2040, 136502), (2084, 133620), (2096, 132855), (2227, 125040), (2605, 106896), (2620, 106284), (3126, 89080), (3144, 88570), (3930, 70856), (4080, 68251), (4168, 66810), (4454, 62520), (5210, 53448), (5240, 53142), (6252, 44540), (6288, 44285), (6681, 41680), (7815, 35632), (7860, 35428), (8336, 33405), (8857, 31440), (8908, 31260), (10420, 26724), (10480, 26571), (11135, 25008), (12504, 22270), (13362, 20840), (15630, 17816), (15720, 17714)]