213318960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11251}}^1$

素因数の和:11346

約数の個数: 80

約数和(自身を含む): 669719040

約数和(自身を除く): 456400080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 11251, 18960, 22502, 33753, 45004, 56255, 67506, 90008, 112510, 135012, 168765, 180016, 225020, 270024, 337530, 450040, 540048, 675060, 888829, 900080, 1350120, 1777658, 2666487, 2700240, 3555316, 4444145, 5332974, 7110632, 8888290, 10665948, 13332435, 14221264, 17776580, 21331896, 26664870, 35553160, 42663792, 53329740, 71106320, 106659480, 213318960]

約数ペア:

[(1, 213318960), (2, 106659480), (3, 71106320), (4, 53329740), (5, 42663792), (6, 35553160), (8, 26664870), (10, 21331896), (12, 17776580), (15, 14221264), (16, 13332435), (20, 10665948), (24, 8888290), (30, 7110632), (40, 5332974), (48, 4444145), (60, 3555316), (79, 2700240), (80, 2666487), (120, 1777658), (158, 1350120), (237, 900080), (240, 888829), (316, 675060), (395, 540048), (474, 450040), (632, 337530), (790, 270024), (948, 225020), (1185, 180016), (1264, 168765), (1580, 135012), (1896, 112510), (2370, 90008), (3160, 67506), (3792, 56255), (4740, 45004), (6320, 33753), (9480, 22502), (11251, 18960)]