15378930

素因数分解:

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

素因数の和:205

約数の個数: 128

約数和(自身を含む): 47923200

約数和(自身を除く): 32544270

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 79, 90, 103, 105, 126, 135, 158, 189, 206, 210, 237, 270, 309, 315, 378, 395, 474, 515, 553, 618, 630, 711, 721, 790, 927, 945, 1030, 1106, 1185, 1422, 1442, 1545, 1659, 1854, 1890, 2133, 2163, 2370, 2765, 2781, 3090, 3318, 3555, 3605, 4266, 4326, 4635, 4977, 5530, 5562, 6489, 7110, 7210, 8137, 8295, 9270, 9954, 10665, 10815, 12978, 13905, 14931, 16274, 16590, 19467, 21330, 21630, 24411, 24885, 27810, 29862, 32445, 38934, 40685, 48822, 49770, 56959, 64890, 73233, 74655, 81370, 97335, 113918, 122055, 146466, 149310, 170877, 194670, 219699, 244110, 284795, 341754, 366165, 439398, 512631, 569590, 732330, 854385, 1025262, 1098495, 1537893, 1708770, 2196990, 2563155, 3075786, 5126310, 7689465, 15378930]

約数ペア:

[(1, 15378930), (2, 7689465), (3, 5126310), (5, 3075786), (6, 2563155), (7, 2196990), (9, 1708770), (10, 1537893), (14, 1098495), (15, 1025262), (18, 854385), (21, 732330), (27, 569590), (30, 512631), (35, 439398), (42, 366165), (45, 341754), (54, 284795), (63, 244110), (70, 219699), (79, 194670), (90, 170877), (103, 149310), (105, 146466), (126, 122055), (135, 113918), (158, 97335), (189, 81370), (206, 74655), (210, 73233), (237, 64890), (270, 56959), (309, 49770), (315, 48822), (378, 40685), (395, 38934), (474, 32445), (515, 29862), (553, 27810), (618, 24885), (630, 24411), (711, 21630), (721, 21330), (790, 19467), (927, 16590), (945, 16274), (1030, 14931), (1106, 13905), (1185, 12978), (1422, 10815), (1442, 10665), (1545, 9954), (1659, 9270), (1854, 8295), (1890, 8137), (2133, 7210), (2163, 7110), (2370, 6489), (2765, 5562), (2781, 5530), (3090, 4977), (3318, 4635), (3555, 4326), (3605, 4266)]