31134960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:623

約数の個数: 120

約数和(自身を含む): 106024464

約数和(自身を除く): 74889504

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 144, 166, 180, 240, 249, 332, 360, 415, 498, 521, 664, 720, 747, 830, 996, 1042, 1245, 1328, 1494, 1563, 1660, 1992, 2084, 2490, 2605, 2988, 3126, 3320, 3735, 3984, 4168, 4689, 4980, 5210, 5976, 6252, 6640, 7470, 7815, 8336, 9378, 9960, 10420, 11952, 12504, 14940, 15630, 18756, 19920, 20840, 23445, 25008, 29880, 31260, 37512, 41680, 43243, 46890, 59760, 62520, 75024, 86486, 93780, 125040, 129729, 172972, 187560, 216215, 259458, 345944, 375120, 389187, 432430, 518916, 648645, 691888, 778374, 864860, 1037832, 1297290, 1556748, 1729720, 1945935, 2075664, 2594580, 3113496, 3459440, 3891870, 5189160, 6226992, 7783740, 10378320, 15567480, 31134960]

約数ペア:

[(1, 31134960), (2, 15567480), (3, 10378320), (4, 7783740), (5, 6226992), (6, 5189160), (8, 3891870), (9, 3459440), (10, 3113496), (12, 2594580), (15, 2075664), (16, 1945935), (18, 1729720), (20, 1556748), (24, 1297290), (30, 1037832), (36, 864860), (40, 778374), (45, 691888), (48, 648645), (60, 518916), (72, 432430), (80, 389187), (83, 375120), (90, 345944), (120, 259458), (144, 216215), (166, 187560), (180, 172972), (240, 129729), (249, 125040), (332, 93780), (360, 86486), (415, 75024), (498, 62520), (521, 59760), (664, 46890), (720, 43243), (747, 41680), (830, 37512), (996, 31260), (1042, 29880), (1245, 25008), (1328, 23445), (1494, 20840), (1563, 19920), (1660, 18756), (1992, 15630), (2084, 14940), (2490, 12504), (2605, 11952), (2988, 10420), (3126, 9960), (3320, 9378), (3735, 8336), (3984, 7815), (4168, 7470), (4689, 6640), (4980, 6252), (5210, 5976)]