328652080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1489}}^1$

素因数の和:1622

約数の個数: 80

約数和(自身を含む): 798163200

約数和(自身を除く): 469511120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1489, 1780, 2480, 2759, 2978, 3560, 5518, 5956, 7120, 7445, 11036, 11912, 13795, 14890, 22072, 23824, 27590, 29780, 44144, 46159, 55180, 59560, 92318, 110360, 119120, 132521, 184636, 220720, 230795, 265042, 369272, 461590, 530084, 662605, 738544, 923180, 1060168, 1325210, 1846360, 2120336, 2650420, 3692720, 4108151, 5300840, 8216302, 10601680, 16432604, 20540755, 32865208, 41081510, 65730416, 82163020, 164326040, 328652080]

約数ペア:

[(1, 328652080), (2, 164326040), (4, 82163020), (5, 65730416), (8, 41081510), (10, 32865208), (16, 20540755), (20, 16432604), (31, 10601680), (40, 8216302), (62, 5300840), (80, 4108151), (89, 3692720), (124, 2650420), (155, 2120336), (178, 1846360), (248, 1325210), (310, 1060168), (356, 923180), (445, 738544), (496, 662605), (620, 530084), (712, 461590), (890, 369272), (1240, 265042), (1424, 230795), (1489, 220720), (1780, 184636), (2480, 132521), (2759, 119120), (2978, 110360), (3560, 92318), (5518, 59560), (5956, 55180), (7120, 46159), (7445, 44144), (11036, 29780), (11912, 27590), (13795, 23824), (14890, 22072)]