287896980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29803}}^1$

素因数の和:29845

約数の個数: 96

約数和(自身を含む): 961357824

約数和(自身を除く): 673460844

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 29803, 59606, 89409, 119212, 149015, 178818, 208621, 298030, 357636, 417242, 447045, 596060, 625863, 685469, 834484, 894090, 1043105, 1251726, 1370938, 1788180, 2056407, 2086210, 2503452, 2741876, 3129315, 3427345, 4112814, 4172420, 4798283, 6258630, 6854690, 8225628, 9596566, 10282035, 12517260, 13709380, 14394849, 19193132, 20564070, 23991415, 28789698, 41128140, 47982830, 57579396, 71974245, 95965660, 143948490, 287896980]

約数ペア:

[(1, 287896980), (2, 143948490), (3, 95965660), (4, 71974245), (5, 57579396), (6, 47982830), (7, 41128140), (10, 28789698), (12, 23991415), (14, 20564070), (15, 19193132), (20, 14394849), (21, 13709380), (23, 12517260), (28, 10282035), (30, 9596566), (35, 8225628), (42, 6854690), (46, 6258630), (60, 4798283), (69, 4172420), (70, 4112814), (84, 3427345), (92, 3129315), (105, 2741876), (115, 2503452), (138, 2086210), (140, 2056407), (161, 1788180), (210, 1370938), (230, 1251726), (276, 1043105), (322, 894090), (345, 834484), (420, 685469), (460, 625863), (483, 596060), (644, 447045), (690, 417242), (805, 357636), (966, 298030), (1380, 208621), (1610, 178818), (1932, 149015), (2415, 119212), (3220, 89409), (4830, 59606), (9660, 29803)]