30757860

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:207

約数の個数: 192

約数和(自身を含む): 111820800

約数和(自身を除く): 81062940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 79, 84, 90, 103, 105, 108, 126, 135, 140, 158, 180, 189, 206, 210, 237, 252, 270, 309, 315, 316, 378, 395, 412, 420, 474, 515, 540, 553, 618, 630, 711, 721, 756, 790, 927, 945, 948, 1030, 1106, 1185, 1236, 1260, 1422, 1442, 1545, 1580, 1659, 1854, 1890, 2060, 2133, 2163, 2212, 2370, 2765, 2781, 2844, 2884, 3090, 3318, 3555, 3605, 3708, 3780, 4266, 4326, 4635, 4740, 4977, 5530, 5562, 6180, 6489, 6636, 7110, 7210, 8137, 8295, 8532, 8652, 9270, 9954, 10665, 10815, 11060, 11124, 12978, 13905, 14220, 14420, 14931, 16274, 16590, 18540, 19467, 19908, 21330, 21630, 24411, 24885, 25956, 27810, 29862, 32445, 32548, 33180, 38934, 40685, 42660, 43260, 48822, 49770, 55620, 56959, 59724, 64890, 73233, 74655, 77868, 81370, 97335, 97644, 99540, 113918, 122055, 129780, 146466, 149310, 162740, 170877, 194670, 219699, 227836, 244110, 284795, 292932, 298620, 341754, 366165, 389340, 439398, 488220, 512631, 569590, 683508, 732330, 854385, 878796, 1025262, 1098495, 1139180, 1464660, 1537893, 1708770, 2050524, 2196990, 2563155, 3075786, 3417540, 4393980, 5126310, 6151572, 7689465, 10252620, 15378930, 30757860]

約数ペア:

[(1, 30757860), (2, 15378930), (3, 10252620), (4, 7689465), (5, 6151572), (6, 5126310), (7, 4393980), (9, 3417540), (10, 3075786), (12, 2563155), (14, 2196990), (15, 2050524), (18, 1708770), (20, 1537893), (21, 1464660), (27, 1139180), (28, 1098495), (30, 1025262), (35, 878796), (36, 854385), (42, 732330), (45, 683508), (54, 569590), (60, 512631), (63, 488220), (70, 439398), (79, 389340), (84, 366165), (90, 341754), (103, 298620), (105, 292932), (108, 284795), (126, 244110), (135, 227836), (140, 219699), (158, 194670), (180, 170877), (189, 162740), (206, 149310), (210, 146466), (237, 129780), (252, 122055), (270, 113918), (309, 99540), (315, 97644), (316, 97335), (378, 81370), (395, 77868), (412, 74655), (420, 73233), (474, 64890), (515, 59724), (540, 56959), (553, 55620), (618, 49770), (630, 48822), (711, 43260), (721, 42660), (756, 40685), (790, 38934), (927, 33180), (945, 32548), (948, 32445), (1030, 29862), (1106, 27810), (1185, 25956), (1236, 24885), (1260, 24411), (1422, 21630), (1442, 21330), (1545, 19908), (1580, 19467), (1659, 18540), (1854, 16590), (1890, 16274), (2060, 14931), (2133, 14420), (2163, 14220), (2212, 13905), (2370, 12978), (2765, 11124), (2781, 11060), (2844, 10815), (2884, 10665), (3090, 9954), (3318, 9270), (3555, 8652), (3605, 8532), (3708, 8295), (3780, 8137), (4266, 7210), (4326, 7110), (4635, 6636), (4740, 6489), (4977, 6180), (5530, 5562)]