220692720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{29663}}^1$

素因数の和:29710

約数の個数: 80

約数和(自身を含む): 706240512

約数和(自身を除く): 485547792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 29663, 59326, 88989, 118652, 148315, 177978, 237304, 296630, 355956, 444945, 474608, 593260, 711912, 889890, 919553, 1186520, 1423824, 1779780, 1839106, 2373040, 2758659, 3559560, 3678212, 4597765, 5517318, 7119120, 7356424, 9195530, 11034636, 13793295, 14712848, 18391060, 22069272, 27586590, 36782120, 44138544, 55173180, 73564240, 110346360, 220692720]

約数ペア:

[(1, 220692720), (2, 110346360), (3, 73564240), (4, 55173180), (5, 44138544), (6, 36782120), (8, 27586590), (10, 22069272), (12, 18391060), (15, 14712848), (16, 13793295), (20, 11034636), (24, 9195530), (30, 7356424), (31, 7119120), (40, 5517318), (48, 4597765), (60, 3678212), (62, 3559560), (80, 2758659), (93, 2373040), (120, 1839106), (124, 1779780), (155, 1423824), (186, 1186520), (240, 919553), (248, 889890), (310, 711912), (372, 593260), (465, 474608), (496, 444945), (620, 355956), (744, 296630), (930, 237304), (1240, 177978), (1488, 148315), (1860, 118652), (2480, 88989), (3720, 59326), (7440, 29663)]