131639640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3217}}^1$

素因数の和:3273

約数の個数: 128

約数和(自身を含む): 444856320

約数和(自身を除く): 313216680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 440, 465, 620, 660, 682, 744, 930, 1023, 1240, 1320, 1364, 1705, 1860, 2046, 2728, 3217, 3410, 3720, 4092, 5115, 6434, 6820, 8184, 9651, 10230, 12868, 13640, 16085, 19302, 20460, 25736, 32170, 35387, 38604, 40920, 48255, 64340, 70774, 77208, 96510, 99727, 106161, 128680, 141548, 176935, 193020, 199454, 212322, 283096, 299181, 353870, 386040, 398908, 424644, 498635, 530805, 598362, 707740, 797816, 849288, 997270, 1061610, 1096997, 1196724, 1415480, 1495905, 1994540, 2123220, 2193994, 2393448, 2991810, 3290991, 3989080, 4246440, 4387988, 5484985, 5983620, 6581982, 8775976, 10969970, 11967240, 13163964, 16454955, 21939940, 26327928, 32909910, 43879880, 65819820, 131639640]

約数ペア:

[(1, 131639640), (2, 65819820), (3, 43879880), (4, 32909910), (5, 26327928), (6, 21939940), (8, 16454955), (10, 13163964), (11, 11967240), (12, 10969970), (15, 8775976), (20, 6581982), (22, 5983620), (24, 5484985), (30, 4387988), (31, 4246440), (33, 3989080), (40, 3290991), (44, 2991810), (55, 2393448), (60, 2193994), (62, 2123220), (66, 1994540), (88, 1495905), (93, 1415480), (110, 1196724), (120, 1096997), (124, 1061610), (132, 997270), (155, 849288), (165, 797816), (186, 707740), (220, 598362), (248, 530805), (264, 498635), (310, 424644), (330, 398908), (341, 386040), (372, 353870), (440, 299181), (465, 283096), (620, 212322), (660, 199454), (682, 193020), (744, 176935), (930, 141548), (1023, 128680), (1240, 106161), (1320, 99727), (1364, 96510), (1705, 77208), (1860, 70774), (2046, 64340), (2728, 48255), (3217, 40920), (3410, 38604), (3720, 35387), (4092, 32170), (5115, 25736), (6434, 20460), (6820, 19302), (8184, 16085), (9651, 13640), (10230, 12868)]