31512150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{239}}^1\times {\mathrm{293}}^1$

素因数の和:550

約数の個数: 72

約数和(自身を含む): 85307040

約数和(自身を除く): 53794890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 239, 293, 450, 478, 586, 717, 879, 1195, 1434, 1465, 1758, 2151, 2390, 2637, 2930, 3585, 4302, 4395, 5274, 5975, 7170, 7325, 8790, 10755, 11950, 13185, 14650, 17925, 21510, 21975, 26370, 35850, 43950, 53775, 65925, 70027, 107550, 131850, 140054, 210081, 350135, 420162, 630243, 700270, 1050405, 1260486, 1750675, 2100810, 3151215, 3501350, 5252025, 6302430, 10504050, 15756075, 31512150]

約数ペア:

[(1, 31512150), (2, 15756075), (3, 10504050), (5, 6302430), (6, 5252025), (9, 3501350), (10, 3151215), (15, 2100810), (18, 1750675), (25, 1260486), (30, 1050405), (45, 700270), (50, 630243), (75, 420162), (90, 350135), (150, 210081), (225, 140054), (239, 131850), (293, 107550), (450, 70027), (478, 65925), (586, 53775), (717, 43950), (879, 35850), (1195, 26370), (1434, 21975), (1465, 21510), (1758, 17925), (2151, 14650), (2390, 13185), (2637, 11950), (2930, 10755), (3585, 8790), (4302, 7325), (4395, 7170), (5274, 5975)]