664650

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{211}}^1$

素因数の和:236

約数の個数: 72

約数和(自身を含む): 2050464

約数和(自身を除く): 1385814

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 211, 225, 315, 350, 422, 450, 525, 630, 633, 1050, 1055, 1266, 1477, 1575, 1899, 2110, 2954, 3150, 3165, 3798, 4431, 5275, 6330, 7385, 8862, 9495, 10550, 13293, 14770, 15825, 18990, 22155, 26586, 31650, 36925, 44310, 47475, 66465, 73850, 94950, 110775, 132930, 221550, 332325, 664650]

約数ペア:

[(1, 664650), (2, 332325), (3, 221550), (5, 132930), (6, 110775), (7, 94950), (9, 73850), (10, 66465), (14, 47475), (15, 44310), (18, 36925), (21, 31650), (25, 26586), (30, 22155), (35, 18990), (42, 15825), (45, 14770), (50, 13293), (63, 10550), (70, 9495), (75, 8862), (90, 7385), (105, 6330), (126, 5275), (150, 4431), (175, 3798), (210, 3165), (211, 3150), (225, 2954), (315, 2110), (350, 1899), (422, 1575), (450, 1477), (525, 1266), (630, 1055), (633, 1050)]