30382640

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 74057760

約数和(自身を除く): 43675120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 59, 80, 82, 118, 157, 164, 205, 236, 295, 314, 328, 410, 472, 590, 628, 656, 785, 820, 944, 1180, 1256, 1570, 1640, 2360, 2419, 2512, 3140, 3280, 4720, 4838, 6280, 6437, 9263, 9676, 12095, 12560, 12874, 18526, 19352, 24190, 25748, 32185, 37052, 38704, 46315, 48380, 51496, 64370, 74104, 92630, 96760, 102992, 128740, 148208, 185260, 193520, 257480, 370520, 379783, 514960, 741040, 759566, 1519132, 1898915, 3038264, 3797830, 6076528, 7595660, 15191320, 30382640]

約数ペア:

[(1, 30382640), (2, 15191320), (4, 7595660), (5, 6076528), (8, 3797830), (10, 3038264), (16, 1898915), (20, 1519132), (40, 759566), (41, 741040), (59, 514960), (80, 379783), (82, 370520), (118, 257480), (157, 193520), (164, 185260), (205, 148208), (236, 128740), (295, 102992), (314, 96760), (328, 92630), (410, 74104), (472, 64370), (590, 51496), (628, 48380), (656, 46315), (785, 38704), (820, 37052), (944, 32185), (1180, 25748), (1256, 24190), (1570, 19352), (1640, 18526), (2360, 12874), (2419, 12560), (2512, 12095), (3140, 9676), (3280, 9263), (4720, 6437), (4838, 6280)]