131974440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2729}}^1$

素因数の和:2787

約数の個数: 128

約数和(自身を含む): 440294400

約数和(自身を除く): 308319960

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, 2729, 3224, 3720, 4030, 4836, 5458, 6045, 8060, 8187, 9672, 10916, 12090, 13645, 16120, 16374, 21832, 24180, 27290, 32748, 35477, 40935, 48360, 54580, 65496, 70954, 81870, 84599, 106431, 109160, 141908, 163740, 169198, 177385, 212862, 253797, 283816, 327480, 338396, 354770, 422995, 425724, 507594, 532155, 676792, 709540, 845990, 851448, 1015188, 1064310, 1099787, 1268985, 1419080, 1691980, 2030376, 2128620, 2199574, 2537970, 3299361, 3383960, 4257240, 4399148, 5075940, 5498935, 6598722, 8798296, 10151880, 10997870, 13197444, 16496805, 21995740, 26394888, 32993610, 43991480, 65987220, 131974440]

約数ペア:

[(1, 131974440), (2, 65987220), (3, 43991480), (4, 32993610), (5, 26394888), (6, 21995740), (8, 16496805), (10, 13197444), (12, 10997870), (13, 10151880), (15, 8798296), (20, 6598722), (24, 5498935), (26, 5075940), (30, 4399148), (31, 4257240), (39, 3383960), (40, 3299361), (52, 2537970), (60, 2199574), (62, 2128620), (65, 2030376), (78, 1691980), (93, 1419080), (104, 1268985), (120, 1099787), (124, 1064310), (130, 1015188), (155, 851448), (156, 845990), (186, 709540), (195, 676792), (248, 532155), (260, 507594), (310, 425724), (312, 422995), (372, 354770), (390, 338396), (403, 327480), (465, 283816), (520, 253797), (620, 212862), (744, 177385), (780, 169198), (806, 163740), (930, 141908), (1209, 109160), (1240, 106431), (1560, 84599), (1612, 81870), (1860, 70954), (2015, 65496), (2418, 54580), (2729, 48360), (3224, 40935), (3720, 35477), (4030, 32748), (4836, 27290), (5458, 24180), (6045, 21832), (8060, 16374), (8187, 16120), (9672, 13645), (10916, 12090)]