31889220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2585

約数の個数: 96

約数和(自身を含む): 102574080

約数和(自身を除く): 70684860

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, 1254, 2090, 2508, 2543, 3135, 4180, 5086, 6270, 7629, 10172, 12540, 12715, 15258, 25430, 27973, 30516, 38145, 48317, 50860, 55946, 76290, 83919, 96634, 111892, 139865, 144951, 152580, 167838, 193268, 241585, 279730, 289902, 335676, 419595, 483170, 531487, 559460, 579804, 724755, 839190, 966340, 1062974, 1449510, 1594461, 1678380, 2125948, 2657435, 2899020, 3188922, 5314870, 6377844, 7972305, 10629740, 15944610, 31889220]

約数ペア:

[(1, 31889220), (2, 15944610), (3, 10629740), (4, 7972305), (5, 6377844), (6, 5314870), (10, 3188922), (11, 2899020), (12, 2657435), (15, 2125948), (19, 1678380), (20, 1594461), (22, 1449510), (30, 1062974), (33, 966340), (38, 839190), (44, 724755), (55, 579804), (57, 559460), (60, 531487), (66, 483170), (76, 419595), (95, 335676), (110, 289902), (114, 279730), (132, 241585), (165, 193268), (190, 167838), (209, 152580), (220, 144951), (228, 139865), (285, 111892), (330, 96634), (380, 83919), (418, 76290), (570, 55946), (627, 50860), (660, 48317), (836, 38145), (1045, 30516), (1140, 27973), (1254, 25430), (2090, 15258), (2508, 12715), (2543, 12540), (3135, 10172), (4180, 7629), (5086, 6270)]