620515770

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1\times {\mathrm{331}}^1$

素因数の和:540

約数の個数: 128

約数和(自身を含む): 1744035840

約数和(自身を除く): 1123520070

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 113, 158, 210, 226, 237, 331, 339, 395, 474, 553, 565, 662, 678, 790, 791, 993, 1106, 1130, 1185, 1582, 1655, 1659, 1695, 1986, 2317, 2370, 2373, 2765, 3310, 3318, 3390, 3955, 4634, 4746, 4965, 5530, 6951, 7910, 8295, 8927, 9930, 11585, 11865, 13902, 16590, 17854, 23170, 23730, 26149, 26781, 34755, 37403, 44635, 52298, 53562, 62489, 69510, 74806, 78447, 89270, 112209, 124978, 130745, 133905, 156894, 183043, 187015, 187467, 224418, 261490, 261821, 267810, 312445, 366086, 374030, 374934, 392235, 523642, 549129, 561045, 624890, 784470, 785463, 915215, 937335, 1098258, 1122090, 1309105, 1570926, 1830430, 1874670, 2618210, 2745645, 2954837, 3927315, 5491290, 5909674, 7854630, 8864511, 14774185, 17729022, 20683859, 29548370, 41367718, 44322555, 62051577, 88645110, 103419295, 124103154, 206838590, 310257885, 620515770]

約数ペア:

[(1, 620515770), (2, 310257885), (3, 206838590), (5, 124103154), (6, 103419295), (7, 88645110), (10, 62051577), (14, 44322555), (15, 41367718), (21, 29548370), (30, 20683859), (35, 17729022), (42, 14774185), (70, 8864511), (79, 7854630), (105, 5909674), (113, 5491290), (158, 3927315), (210, 2954837), (226, 2745645), (237, 2618210), (331, 1874670), (339, 1830430), (395, 1570926), (474, 1309105), (553, 1122090), (565, 1098258), (662, 937335), (678, 915215), (790, 785463), (791, 784470), (993, 624890), (1106, 561045), (1130, 549129), (1185, 523642), (1582, 392235), (1655, 374934), (1659, 374030), (1695, 366086), (1986, 312445), (2317, 267810), (2370, 261821), (2373, 261490), (2765, 224418), (3310, 187467), (3318, 187015), (3390, 183043), (3955, 156894), (4634, 133905), (4746, 130745), (4965, 124978), (5530, 112209), (6951, 89270), (7910, 78447), (8295, 74806), (8927, 69510), (9930, 62489), (11585, 53562), (11865, 52298), (13902, 44635), (16590, 37403), (17854, 34755), (23170, 26781), (23730, 26149)]