220823640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3907}}^1$

素因数の和:4081

約数の個数: 96

約数和(自身を含む): 722432880

約数和(自身を除く): 501609240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 3907, 4710, 5652, 6280, 7065, 7814, 9420, 11304, 11721, 14130, 15628, 18840, 19535, 23442, 28260, 31256, 35163, 39070, 46884, 56520, 58605, 70326, 78140, 93768, 117210, 140652, 156280, 175815, 234420, 281304, 351630, 468840, 613399, 703260, 1226798, 1406520, 1840197, 2453596, 3066995, 3680394, 4907192, 5520591, 6133990, 7360788, 9200985, 11041182, 12267980, 14721576, 18401970, 22082364, 24535960, 27602955, 36803940, 44164728, 55205910, 73607880, 110411820, 220823640]

約数ペア:

[(1, 220823640), (2, 110411820), (3, 73607880), (4, 55205910), (5, 44164728), (6, 36803940), (8, 27602955), (9, 24535960), (10, 22082364), (12, 18401970), (15, 14721576), (18, 12267980), (20, 11041182), (24, 9200985), (30, 7360788), (36, 6133990), (40, 5520591), (45, 4907192), (60, 3680394), (72, 3066995), (90, 2453596), (120, 1840197), (157, 1406520), (180, 1226798), (314, 703260), (360, 613399), (471, 468840), (628, 351630), (785, 281304), (942, 234420), (1256, 175815), (1413, 156280), (1570, 140652), (1884, 117210), (2355, 93768), (2826, 78140), (3140, 70326), (3768, 58605), (3907, 56520), (4710, 46884), (5652, 39070), (6280, 35163), (7065, 31256), (7814, 28260), (9420, 23442), (11304, 19535), (11721, 18840), (14130, 15628)]