81188580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{211}}^1$

素因数の和:298

約数の個数: 144

約数和(自身を含む): 255794112

約数和(自身を除く): 174605532

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 53, 55, 60, 66, 106, 110, 121, 132, 159, 165, 211, 212, 220, 242, 265, 318, 330, 363, 422, 484, 530, 583, 605, 633, 636, 660, 726, 795, 844, 1055, 1060, 1166, 1210, 1266, 1452, 1590, 1749, 1815, 2110, 2321, 2332, 2420, 2532, 2915, 3165, 3180, 3498, 3630, 4220, 4642, 5830, 6330, 6413, 6963, 6996, 7260, 8745, 9284, 11183, 11605, 11660, 12660, 12826, 13926, 17490, 19239, 22366, 23210, 25531, 25652, 27852, 32065, 33549, 34815, 34980, 38478, 44732, 46420, 51062, 55915, 64130, 67098, 69630, 76593, 76956, 96195, 102124, 111830, 123013, 127655, 128260, 134196, 139260, 153186, 167745, 192390, 223660, 246026, 255310, 306372, 335490, 369039, 382965, 384780, 492052, 510620, 615065, 670980, 738078, 765930, 1230130, 1353143, 1476156, 1531860, 1845195, 2460260, 2706286, 3690390, 4059429, 5412572, 6765715, 7380780, 8118858, 13531430, 16237716, 20297145, 27062860, 40594290, 81188580]

約数ペア:

[(1, 81188580), (2, 40594290), (3, 27062860), (4, 20297145), (5, 16237716), (6, 13531430), (10, 8118858), (11, 7380780), (12, 6765715), (15, 5412572), (20, 4059429), (22, 3690390), (30, 2706286), (33, 2460260), (44, 1845195), (53, 1531860), (55, 1476156), (60, 1353143), (66, 1230130), (106, 765930), (110, 738078), (121, 670980), (132, 615065), (159, 510620), (165, 492052), (211, 384780), (212, 382965), (220, 369039), (242, 335490), (265, 306372), (318, 255310), (330, 246026), (363, 223660), (422, 192390), (484, 167745), (530, 153186), (583, 139260), (605, 134196), (633, 128260), (636, 127655), (660, 123013), (726, 111830), (795, 102124), (844, 96195), (1055, 76956), (1060, 76593), (1166, 69630), (1210, 67098), (1266, 64130), (1452, 55915), (1590, 51062), (1749, 46420), (1815, 44732), (2110, 38478), (2321, 34980), (2332, 34815), (2420, 33549), (2532, 32065), (2915, 27852), (3165, 25652), (3180, 25531), (3498, 23210), (3630, 22366), (4220, 19239), (4642, 17490), (5830, 13926), (6330, 12826), (6413, 12660), (6963, 11660), (6996, 11605), (7260, 11183), (8745, 9284)]