2778900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{59}}^1\times {\mathrm{157}}^1$

素因数の和:233

約数の個数: 72

約数和(自身を含む): 8228640

約数和(自身を除く): 5449740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 59, 60, 75, 100, 118, 150, 157, 177, 236, 295, 300, 314, 354, 471, 590, 628, 708, 785, 885, 942, 1180, 1475, 1570, 1770, 1884, 2355, 2950, 3140, 3540, 3925, 4425, 4710, 5900, 7850, 8850, 9263, 9420, 11775, 15700, 17700, 18526, 23550, 27789, 37052, 46315, 47100, 55578, 92630, 111156, 138945, 185260, 231575, 277890, 463150, 555780, 694725, 926300, 1389450, 2778900]

約数ペア:

[(1, 2778900), (2, 1389450), (3, 926300), (4, 694725), (5, 555780), (6, 463150), (10, 277890), (12, 231575), (15, 185260), (20, 138945), (25, 111156), (30, 92630), (50, 55578), (59, 47100), (60, 46315), (75, 37052), (100, 27789), (118, 23550), (150, 18526), (157, 17700), (177, 15700), (236, 11775), (295, 9420), (300, 9263), (314, 8850), (354, 7850), (471, 5900), (590, 4710), (628, 4425), (708, 3925), (785, 3540), (885, 3140), (942, 2950), (1180, 2355), (1475, 1884), (1570, 1770)]