31401960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{1733}}^1$

素因数の和:1898

約数の個数: 64

約数和(自身を含む): 94884480

約数和(自身を除く): 63482520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1733, 1812, 2265, 3020, 3466, 3624, 4530, 5199, 6040, 6932, 8665, 9060, 10398, 13864, 17330, 18120, 20796, 25995, 34660, 41592, 51990, 69320, 103980, 207960, 261683, 523366, 785049, 1046732, 1308415, 1570098, 2093464, 2616830, 3140196, 3925245, 5233660, 6280392, 7850490, 10467320, 15700980, 31401960]

約数ペア:

[(1, 31401960), (2, 15700980), (3, 10467320), (4, 7850490), (5, 6280392), (6, 5233660), (8, 3925245), (10, 3140196), (12, 2616830), (15, 2093464), (20, 1570098), (24, 1308415), (30, 1046732), (40, 785049), (60, 523366), (120, 261683), (151, 207960), (302, 103980), (453, 69320), (604, 51990), (755, 41592), (906, 34660), (1208, 25995), (1510, 20796), (1733, 18120), (1812, 17330), (2265, 13864), (3020, 10398), (3466, 9060), (3624, 8665), (4530, 6932), (5199, 6040)]