1315673620

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{269}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 2981059200

約数和(自身を除く): 1665385580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 211, 244, 269, 305, 380, 422, 538, 610, 844, 1055, 1076, 1159, 1220, 1345, 2110, 2318, 2690, 4009, 4220, 4636, 5111, 5380, 5795, 8018, 10222, 11590, 12871, 16036, 16409, 20045, 20444, 23180, 25555, 25742, 32818, 40090, 51110, 51484, 56759, 64355, 65636, 80180, 82045, 102220, 113518, 128710, 164090, 227036, 244549, 257420, 283795, 311771, 328180, 489098, 567590, 623542, 978196, 1078421, 1135180, 1222745, 1247084, 1558855, 2156842, 2445490, 3117710, 3462299, 4313684, 4890980, 5392105, 6235420, 6924598, 10784210, 13849196, 17311495, 21568420, 34622990, 65783681, 69245980, 131567362, 263134724, 328918405, 657836810, 1315673620]

約数ペア:

[(1, 1315673620), (2, 657836810), (4, 328918405), (5, 263134724), (10, 131567362), (19, 69245980), (20, 65783681), (38, 34622990), (61, 21568420), (76, 17311495), (95, 13849196), (122, 10784210), (190, 6924598), (211, 6235420), (244, 5392105), (269, 4890980), (305, 4313684), (380, 3462299), (422, 3117710), (538, 2445490), (610, 2156842), (844, 1558855), (1055, 1247084), (1076, 1222745), (1159, 1135180), (1220, 1078421), (1345, 978196), (2110, 623542), (2318, 567590), (2690, 489098), (4009, 328180), (4220, 311771), (4636, 283795), (5111, 257420), (5380, 244549), (5795, 227036), (8018, 164090), (10222, 128710), (11590, 113518), (12871, 102220), (16036, 82045), (16409, 80180), (20045, 65636), (20444, 64355), (23180, 56759), (25555, 51484), (25742, 51110), (32818, 40090)]