620122090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{163}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 1428295680

約数和(自身を除く): 808173590

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 139, 161, 163, 170, 230, 238, 278, 322, 326, 391, 595, 695, 782, 805, 815, 973, 1141, 1190, 1390, 1610, 1630, 1946, 1955, 2282, 2363, 2737, 2771, 3197, 3749, 3910, 4726, 4865, 5474, 5542, 5705, 6394, 7498, 9730, 11410, 11815, 13685, 13855, 15985, 16541, 18745, 19397, 22379, 22657, 23630, 26243, 27370, 27710, 31970, 33082, 37490, 38794, 44758, 45314, 52486, 54349, 63733, 82705, 96985, 108698, 111895, 113285, 127466, 131215, 158599, 165410, 193970, 223790, 226570, 262430, 271745, 317198, 318665, 380443, 385169, 446131, 521111, 543490, 637330, 760886, 770338, 792995, 892262, 1042222, 1585990, 1902215, 1925845, 2230655, 2605555, 2696183, 3647777, 3804430, 3851690, 4461310, 5211110, 5392366, 7295554, 8858887, 13480915, 17717774, 18238885, 26961830, 36477770, 44294435, 62012209, 88588870, 124024418, 310061045, 620122090]

約数ペア:

[(1, 620122090), (2, 310061045), (5, 124024418), (7, 88588870), (10, 62012209), (14, 44294435), (17, 36477770), (23, 26961830), (34, 18238885), (35, 17717774), (46, 13480915), (70, 8858887), (85, 7295554), (115, 5392366), (119, 5211110), (139, 4461310), (161, 3851690), (163, 3804430), (170, 3647777), (230, 2696183), (238, 2605555), (278, 2230655), (322, 1925845), (326, 1902215), (391, 1585990), (595, 1042222), (695, 892262), (782, 792995), (805, 770338), (815, 760886), (973, 637330), (1141, 543490), (1190, 521111), (1390, 446131), (1610, 385169), (1630, 380443), (1946, 318665), (1955, 317198), (2282, 271745), (2363, 262430), (2737, 226570), (2771, 223790), (3197, 193970), (3749, 165410), (3910, 158599), (4726, 131215), (4865, 127466), (5474, 113285), (5542, 111895), (5705, 108698), (6394, 96985), (7498, 82705), (9730, 63733), (11410, 54349), (11815, 52486), (13685, 45314), (13855, 44758), (15985, 38794), (16541, 37490), (18745, 33082), (19397, 31970), (22379, 27710), (22657, 27370), (23630, 26243)]