281116680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5813}}^1$

素因数の和:5871

約数の個数: 128

約数和(自身を含む): 937681920

約数和(自身を除く): 656565240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 62, 65, 78, 93, 104, 120, 124, 130, 155, 156, 186, 195, 248, 260, 310, 312, 372, 390, 403, 465, 520, 620, 744, 780, 806, 930, 1209, 1240, 1560, 1612, 1860, 2015, 2418, 3224, 3720, 4030, 4836, 5813, 6045, 8060, 9672, 11626, 12090, 16120, 17439, 23252, 24180, 29065, 34878, 46504, 48360, 58130, 69756, 75569, 87195, 116260, 139512, 151138, 174390, 180203, 226707, 232520, 302276, 348780, 360406, 377845, 453414, 540609, 604552, 697560, 720812, 755690, 901015, 906828, 1081218, 1133535, 1441624, 1511380, 1802030, 1813656, 2162436, 2267070, 2342639, 2703045, 3022760, 3604060, 4324872, 4534140, 4685278, 5406090, 7027917, 7208120, 9068280, 9370556, 10812180, 11713195, 14055834, 18741112, 21624360, 23426390, 28111668, 35139585, 46852780, 56223336, 70279170, 93705560, 140558340, 281116680]

約数ペア:

[(1, 281116680), (2, 140558340), (3, 93705560), (4, 70279170), (5, 56223336), (6, 46852780), (8, 35139585), (10, 28111668), (12, 23426390), (13, 21624360), (15, 18741112), (20, 14055834), (24, 11713195), (26, 10812180), (30, 9370556), (31, 9068280), (39, 7208120), (40, 7027917), (52, 5406090), (60, 4685278), (62, 4534140), (65, 4324872), (78, 3604060), (93, 3022760), (104, 2703045), (120, 2342639), (124, 2267070), (130, 2162436), (155, 1813656), (156, 1802030), (186, 1511380), (195, 1441624), (248, 1133535), (260, 1081218), (310, 906828), (312, 901015), (372, 755690), (390, 720812), (403, 697560), (465, 604552), (520, 540609), (620, 453414), (744, 377845), (780, 360406), (806, 348780), (930, 302276), (1209, 232520), (1240, 226707), (1560, 180203), (1612, 174390), (1860, 151138), (2015, 139512), (2418, 116260), (3224, 87195), (3720, 75569), (4030, 69756), (4836, 58130), (5813, 48360), (6045, 46504), (8060, 34878), (9672, 29065), (11626, 24180), (12090, 23252), (16120, 17439)]