310495760

素因数分解:

$2^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{419}}^1$

素因数の和:648

約数の個数: 80

約数和(自身を含む): 740577600

約数和(自身を除く): 430081840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 59, 80, 118, 157, 236, 295, 314, 419, 472, 590, 628, 785, 838, 944, 1180, 1256, 1570, 1676, 2095, 2360, 2512, 3140, 3352, 4190, 4720, 6280, 6704, 8380, 9263, 12560, 16760, 18526, 24721, 33520, 37052, 46315, 49442, 65783, 74104, 92630, 98884, 123605, 131566, 148208, 185260, 197768, 247210, 263132, 328915, 370520, 395536, 494420, 526264, 657830, 741040, 988840, 1052528, 1315660, 1977680, 2631320, 3881197, 5262640, 7762394, 15524788, 19405985, 31049576, 38811970, 62099152, 77623940, 155247880, 310495760]

約数ペア:

[(1, 310495760), (2, 155247880), (4, 77623940), (5, 62099152), (8, 38811970), (10, 31049576), (16, 19405985), (20, 15524788), (40, 7762394), (59, 5262640), (80, 3881197), (118, 2631320), (157, 1977680), (236, 1315660), (295, 1052528), (314, 988840), (419, 741040), (472, 657830), (590, 526264), (628, 494420), (785, 395536), (838, 370520), (944, 328915), (1180, 263132), (1256, 247210), (1570, 197768), (1676, 185260), (2095, 148208), (2360, 131566), (2512, 123605), (3140, 98884), (3352, 92630), (4190, 74104), (4720, 65783), (6280, 49442), (6704, 46315), (8380, 37052), (9263, 33520), (12560, 24721), (16760, 18526)]