15511980

素因数分解:

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

素因数の和:1279

約数の個数: 96

約数和(自身を含む): 49916160

約数和(自身を除く): 34404180

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1237, 1254, 2090, 2474, 2508, 3135, 3711, 4180, 4948, 6185, 6270, 7422, 12370, 12540, 13607, 14844, 18555, 23503, 24740, 27214, 37110, 40821, 47006, 54428, 68035, 70509, 74220, 81642, 94012, 117515, 136070, 141018, 163284, 204105, 235030, 258533, 272140, 282036, 352545, 408210, 470060, 517066, 705090, 775599, 816420, 1034132, 1292665, 1410180, 1551198, 2585330, 3102396, 3877995, 5170660, 7755990, 15511980]

約数ペア:

[(1, 15511980), (2, 7755990), (3, 5170660), (4, 3877995), (5, 3102396), (6, 2585330), (10, 1551198), (11, 1410180), (12, 1292665), (15, 1034132), (19, 816420), (20, 775599), (22, 705090), (30, 517066), (33, 470060), (38, 408210), (44, 352545), (55, 282036), (57, 272140), (60, 258533), (66, 235030), (76, 204105), (95, 163284), (110, 141018), (114, 136070), (132, 117515), (165, 94012), (190, 81642), (209, 74220), (220, 70509), (228, 68035), (285, 54428), (330, 47006), (380, 40821), (418, 37110), (570, 27214), (627, 24740), (660, 23503), (836, 18555), (1045, 14844), (1140, 13607), (1237, 12540), (1254, 12370), (2090, 7422), (2474, 6270), (2508, 6185), (3135, 4948), (3711, 4180)]