399512280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{32323}}^1$

素因数の和:32440

約数の個数: 64

約数和(自身を含む): 1210210560

約数和(自身を除く): 810698280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 120, 206, 309, 412, 515, 618, 824, 1030, 1236, 1545, 2060, 2472, 3090, 4120, 6180, 12360, 32323, 64646, 96969, 129292, 161615, 193938, 258584, 323230, 387876, 484845, 646460, 775752, 969690, 1292920, 1939380, 3329269, 3878760, 6658538, 9987807, 13317076, 16646345, 19975614, 26634152, 33292690, 39951228, 49939035, 66585380, 79902456, 99878070, 133170760, 199756140, 399512280]

約数ペア:

[(1, 399512280), (2, 199756140), (3, 133170760), (4, 99878070), (5, 79902456), (6, 66585380), (8, 49939035), (10, 39951228), (12, 33292690), (15, 26634152), (20, 19975614), (24, 16646345), (30, 13317076), (40, 9987807), (60, 6658538), (103, 3878760), (120, 3329269), (206, 1939380), (309, 1292920), (412, 969690), (515, 775752), (618, 646460), (824, 484845), (1030, 387876), (1236, 323230), (1545, 258584), (2060, 193938), (2472, 161615), (3090, 129292), (4120, 96969), (6180, 64646), (12360, 32323)]