320547960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{12541}}^1$

素因数の和:12629

約数の個数: 96

約数和(自身を含む): 1056538080

約数和(自身を除く): 735990120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 71, 72, 90, 120, 142, 180, 213, 284, 355, 360, 426, 568, 639, 710, 852, 1065, 1278, 1420, 1704, 2130, 2556, 2840, 3195, 4260, 5112, 6390, 8520, 12541, 12780, 25082, 25560, 37623, 50164, 62705, 75246, 100328, 112869, 125410, 150492, 188115, 225738, 250820, 300984, 376230, 451476, 501640, 564345, 752460, 890411, 902952, 1128690, 1504920, 1780822, 2257380, 2671233, 3561644, 4452055, 4514760, 5342466, 7123288, 8013699, 8904110, 10684932, 13356165, 16027398, 17808220, 21369864, 26712330, 32054796, 35616440, 40068495, 53424660, 64109592, 80136990, 106849320, 160273980, 320547960]

約数ペア:

[(1, 320547960), (2, 160273980), (3, 106849320), (4, 80136990), (5, 64109592), (6, 53424660), (8, 40068495), (9, 35616440), (10, 32054796), (12, 26712330), (15, 21369864), (18, 17808220), (20, 16027398), (24, 13356165), (30, 10684932), (36, 8904110), (40, 8013699), (45, 7123288), (60, 5342466), (71, 4514760), (72, 4452055), (90, 3561644), (120, 2671233), (142, 2257380), (180, 1780822), (213, 1504920), (284, 1128690), (355, 902952), (360, 890411), (426, 752460), (568, 564345), (639, 501640), (710, 451476), (852, 376230), (1065, 300984), (1278, 250820), (1420, 225738), (1704, 188115), (2130, 150492), (2556, 125410), (2840, 112869), (3195, 100328), (4260, 75246), (5112, 62705), (6390, 50164), (8520, 37623), (12541, 25560), (12780, 25082)]