247579020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3413}}^1$

素因数の和:3472

約数の個数: 144

約数和(自身を含む): 835091712

約数和(自身を除く): 587512692

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 31, 36, 39, 45, 52, 60, 62, 65, 78, 90, 93, 117, 124, 130, 155, 156, 180, 186, 195, 234, 260, 279, 310, 372, 390, 403, 465, 468, 558, 585, 620, 780, 806, 930, 1116, 1170, 1209, 1395, 1612, 1860, 2015, 2340, 2418, 2790, 3413, 3627, 4030, 4836, 5580, 6045, 6826, 7254, 8060, 10239, 12090, 13652, 14508, 17065, 18135, 20478, 24180, 30717, 34130, 36270, 40956, 44369, 51195, 61434, 68260, 72540, 88738, 102390, 105803, 122868, 133107, 153585, 177476, 204780, 211606, 221845, 266214, 307170, 317409, 399321, 423212, 443690, 529015, 532428, 614340, 634818, 665535, 798642, 887380, 952227, 1058030, 1269636, 1331070, 1375439, 1587045, 1597284, 1904454, 1996605, 2116060, 2662140, 2750878, 3174090, 3808908, 3993210, 4126317, 4761135, 5501756, 6348180, 6877195, 7986420, 8252634, 9522270, 12378951, 13754390, 16505268, 19044540, 20631585, 24757902, 27508780, 41263170, 49515804, 61894755, 82526340, 123789510, 247579020]

約数ペア:

[(1, 247579020), (2, 123789510), (3, 82526340), (4, 61894755), (5, 49515804), (6, 41263170), (9, 27508780), (10, 24757902), (12, 20631585), (13, 19044540), (15, 16505268), (18, 13754390), (20, 12378951), (26, 9522270), (30, 8252634), (31, 7986420), (36, 6877195), (39, 6348180), (45, 5501756), (52, 4761135), (60, 4126317), (62, 3993210), (65, 3808908), (78, 3174090), (90, 2750878), (93, 2662140), (117, 2116060), (124, 1996605), (130, 1904454), (155, 1597284), (156, 1587045), (180, 1375439), (186, 1331070), (195, 1269636), (234, 1058030), (260, 952227), (279, 887380), (310, 798642), (372, 665535), (390, 634818), (403, 614340), (465, 532428), (468, 529015), (558, 443690), (585, 423212), (620, 399321), (780, 317409), (806, 307170), (930, 266214), (1116, 221845), (1170, 211606), (1209, 204780), (1395, 177476), (1612, 153585), (1860, 133107), (2015, 122868), (2340, 105803), (2418, 102390), (2790, 88738), (3413, 72540), (3627, 68260), (4030, 61434), (4836, 51195), (5580, 44369), (6045, 40956), (6826, 36270), (7254, 34130), (8060, 30717), (10239, 24180), (12090, 20478), (13652, 18135), (14508, 17065)]