31023960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1237}}^1$

素因数の和:1281

約数の個数: 128

約数和(自身を含む): 106963200

約数和(自身を除く): 75939240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 76, 88, 95, 110, 114, 120, 132, 152, 165, 190, 209, 220, 228, 264, 285, 330, 380, 418, 440, 456, 570, 627, 660, 760, 836, 1045, 1140, 1237, 1254, 1320, 1672, 2090, 2280, 2474, 2508, 3135, 3711, 4180, 4948, 5016, 6185, 6270, 7422, 8360, 9896, 12370, 12540, 13607, 14844, 18555, 23503, 24740, 25080, 27214, 29688, 37110, 40821, 47006, 49480, 54428, 68035, 70509, 74220, 81642, 94012, 108856, 117515, 136070, 141018, 148440, 163284, 188024, 204105, 235030, 258533, 272140, 282036, 326568, 352545, 408210, 470060, 517066, 544280, 564072, 705090, 775599, 816420, 940120, 1034132, 1292665, 1410180, 1551198, 1632840, 2068264, 2585330, 2820360, 3102396, 3877995, 5170660, 6204792, 7755990, 10341320, 15511980, 31023960]

約数ペア:

[(1, 31023960), (2, 15511980), (3, 10341320), (4, 7755990), (5, 6204792), (6, 5170660), (8, 3877995), (10, 3102396), (11, 2820360), (12, 2585330), (15, 2068264), (19, 1632840), (20, 1551198), (22, 1410180), (24, 1292665), (30, 1034132), (33, 940120), (38, 816420), (40, 775599), (44, 705090), (55, 564072), (57, 544280), (60, 517066), (66, 470060), (76, 408210), (88, 352545), (95, 326568), (110, 282036), (114, 272140), (120, 258533), (132, 235030), (152, 204105), (165, 188024), (190, 163284), (209, 148440), (220, 141018), (228, 136070), (264, 117515), (285, 108856), (330, 94012), (380, 81642), (418, 74220), (440, 70509), (456, 68035), (570, 54428), (627, 49480), (660, 47006), (760, 40821), (836, 37110), (1045, 29688), (1140, 27214), (1237, 25080), (1254, 24740), (1320, 23503), (1672, 18555), (2090, 14844), (2280, 13607), (2474, 12540), (2508, 12370), (3135, 9896), (3711, 8360), (4180, 7422), (4948, 6270), (5016, 6185)]