30738540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{449}}^1$

素因数の和:631

約数の個数: 96

約数和(自身を含む): 99187200

約数和(自身を除く): 68448660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 163, 210, 326, 420, 449, 489, 652, 815, 898, 978, 1141, 1347, 1630, 1796, 1956, 2245, 2282, 2445, 2694, 3143, 3260, 3423, 4490, 4564, 4890, 5388, 5705, 6286, 6735, 6846, 8980, 9429, 9780, 11410, 12572, 13470, 13692, 15715, 17115, 18858, 22820, 26940, 31430, 34230, 37716, 47145, 62860, 68460, 73187, 94290, 146374, 188580, 219561, 292748, 365935, 439122, 512309, 731870, 878244, 1024618, 1097805, 1463740, 1536927, 2049236, 2195610, 2561545, 3073854, 4391220, 5123090, 6147708, 7684635, 10246180, 15369270, 30738540]

約数ペア:

[(1, 30738540), (2, 15369270), (3, 10246180), (4, 7684635), (5, 6147708), (6, 5123090), (7, 4391220), (10, 3073854), (12, 2561545), (14, 2195610), (15, 2049236), (20, 1536927), (21, 1463740), (28, 1097805), (30, 1024618), (35, 878244), (42, 731870), (60, 512309), (70, 439122), (84, 365935), (105, 292748), (140, 219561), (163, 188580), (210, 146374), (326, 94290), (420, 73187), (449, 68460), (489, 62860), (652, 47145), (815, 37716), (898, 34230), (978, 31430), (1141, 26940), (1347, 22820), (1630, 18858), (1796, 17115), (1956, 15715), (2245, 13692), (2282, 13470), (2445, 12572), (2694, 11410), (3143, 9780), (3260, 9429), (3423, 8980), (4490, 6846), (4564, 6735), (4890, 6286), (5388, 5705)]