423900

素因数分解:

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

素因数の和:180

約数の個数: 72

約数和(自身を含む): 1371440

約数和(自身を除く): 947540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 157, 180, 225, 270, 300, 314, 450, 471, 540, 628, 675, 785, 900, 942, 1350, 1413, 1570, 1884, 2355, 2700, 2826, 3140, 3925, 4239, 4710, 5652, 7065, 7850, 8478, 9420, 11775, 14130, 15700, 16956, 21195, 23550, 28260, 35325, 42390, 47100, 70650, 84780, 105975, 141300, 211950, 423900]

約数ペア:

[(1, 423900), (2, 211950), (3, 141300), (4, 105975), (5, 84780), (6, 70650), (9, 47100), (10, 42390), (12, 35325), (15, 28260), (18, 23550), (20, 21195), (25, 16956), (27, 15700), (30, 14130), (36, 11775), (45, 9420), (50, 8478), (54, 7850), (60, 7065), (75, 5652), (90, 4710), (100, 4239), (108, 3925), (135, 3140), (150, 2826), (157, 2700), (180, 2355), (225, 1884), (270, 1570), (300, 1413), (314, 1350), (450, 942), (471, 900), (540, 785), (628, 675)]