487320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 1520640

約数和(自身を除く): 1033320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 131, 155, 186, 248, 262, 310, 372, 393, 465, 524, 620, 655, 744, 786, 930, 1048, 1240, 1310, 1572, 1860, 1965, 2620, 3144, 3720, 3930, 4061, 5240, 7860, 8122, 12183, 15720, 16244, 20305, 24366, 32488, 40610, 48732, 60915, 81220, 97464, 121830, 162440, 243660, 487320]

約数ペア:

[(1, 487320), (2, 243660), (3, 162440), (4, 121830), (5, 97464), (6, 81220), (8, 60915), (10, 48732), (12, 40610), (15, 32488), (20, 24366), (24, 20305), (30, 16244), (31, 15720), (40, 12183), (60, 8122), (62, 7860), (93, 5240), (120, 4061), (124, 3930), (131, 3720), (155, 3144), (186, 2620), (248, 1965), (262, 1860), (310, 1572), (372, 1310), (393, 1240), (465, 1048), (524, 930), (620, 786), (655, 744)]