221376480

素因数分解:

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

素因数の和:2773

約数の個数: 144

約数和(自身を含む): 755380080

約数和(自身を除く): 534003600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 169, 195, 208, 240, 260, 312, 338, 390, 416, 480, 507, 520, 624, 676, 780, 845, 1014, 1040, 1248, 1352, 1560, 1690, 2028, 2080, 2535, 2704, 2729, 3120, 3380, 4056, 5070, 5408, 5458, 6240, 6760, 8112, 8187, 10140, 10916, 13520, 13645, 16224, 16374, 20280, 21832, 27040, 27290, 32748, 35477, 40560, 40935, 43664, 54580, 65496, 70954, 81120, 81870, 87328, 106431, 109160, 130992, 141908, 163740, 177385, 212862, 218320, 261984, 283816, 327480, 354770, 425724, 436640, 461201, 532155, 567632, 654960, 709540, 851448, 922402, 1064310, 1135264, 1309920, 1383603, 1419080, 1702896, 1844804, 2128620, 2306005, 2767206, 2838160, 3405792, 3689608, 4257240, 4612010, 5534412, 5676320, 6918015, 7379216, 8514480, 9224020, 11068824, 13836030, 14758432, 17028960, 18448040, 22137648, 27672060, 36896080, 44275296, 55344120, 73792160, 110688240, 221376480]

約数ペア:

[(1, 221376480), (2, 110688240), (3, 73792160), (4, 55344120), (5, 44275296), (6, 36896080), (8, 27672060), (10, 22137648), (12, 18448040), (13, 17028960), (15, 14758432), (16, 13836030), (20, 11068824), (24, 9224020), (26, 8514480), (30, 7379216), (32, 6918015), (39, 5676320), (40, 5534412), (48, 4612010), (52, 4257240), (60, 3689608), (65, 3405792), (78, 2838160), (80, 2767206), (96, 2306005), (104, 2128620), (120, 1844804), (130, 1702896), (156, 1419080), (160, 1383603), (169, 1309920), (195, 1135264), (208, 1064310), (240, 922402), (260, 851448), (312, 709540), (338, 654960), (390, 567632), (416, 532155), (480, 461201), (507, 436640), (520, 425724), (624, 354770), (676, 327480), (780, 283816), (845, 261984), (1014, 218320), (1040, 212862), (1248, 177385), (1352, 163740), (1560, 141908), (1690, 130992), (2028, 109160), (2080, 106431), (2535, 87328), (2704, 81870), (2729, 81120), (3120, 70954), (3380, 65496), (4056, 54580), (5070, 43664), (5408, 40935), (5458, 40560), (6240, 35477), (6760, 32748), (8112, 27290), (8187, 27040), (10140, 21832), (10916, 20280), (13520, 16374), (13645, 16224)]