30056640

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:390

約数の個数: 112

約数和(自身を含む): 96560640

約数和(自身を除く): 66504000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 131, 160, 192, 239, 240, 262, 320, 393, 478, 480, 524, 655, 717, 786, 956, 960, 1048, 1195, 1310, 1434, 1572, 1912, 1965, 2096, 2390, 2620, 2868, 3144, 3585, 3824, 3930, 4192, 4780, 5240, 5736, 6288, 7170, 7648, 7860, 8384, 9560, 10480, 11472, 12576, 14340, 15296, 15720, 19120, 20960, 22944, 25152, 28680, 31309, 31440, 38240, 41920, 45888, 57360, 62618, 62880, 76480, 93927, 114720, 125236, 125760, 156545, 187854, 229440, 250472, 313090, 375708, 469635, 500944, 626180, 751416, 939270, 1001888, 1252360, 1502832, 1878540, 2003776, 2504720, 3005664, 3757080, 5009440, 6011328, 7514160, 10018880, 15028320, 30056640]

約数ペア:

[(1, 30056640), (2, 15028320), (3, 10018880), (4, 7514160), (5, 6011328), (6, 5009440), (8, 3757080), (10, 3005664), (12, 2504720), (15, 2003776), (16, 1878540), (20, 1502832), (24, 1252360), (30, 1001888), (32, 939270), (40, 751416), (48, 626180), (60, 500944), (64, 469635), (80, 375708), (96, 313090), (120, 250472), (131, 229440), (160, 187854), (192, 156545), (239, 125760), (240, 125236), (262, 114720), (320, 93927), (393, 76480), (478, 62880), (480, 62618), (524, 57360), (655, 45888), (717, 41920), (786, 38240), (956, 31440), (960, 31309), (1048, 28680), (1195, 25152), (1310, 22944), (1434, 20960), (1572, 19120), (1912, 15720), (1965, 15296), (2096, 14340), (2390, 12576), (2620, 11472), (2868, 10480), (3144, 9560), (3585, 8384), (3824, 7860), (3930, 7648), (4192, 7170), (4780, 6288), (5240, 5736)]