87320280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 271411200

約数和(自身を除く): 184090920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 79, 120, 122, 151, 158, 183, 237, 244, 302, 305, 316, 366, 395, 453, 474, 488, 604, 610, 632, 732, 755, 790, 906, 915, 948, 1185, 1208, 1220, 1464, 1510, 1580, 1812, 1830, 1896, 2265, 2370, 2440, 3020, 3160, 3624, 3660, 4530, 4740, 4819, 6040, 7320, 9060, 9211, 9480, 9638, 11929, 14457, 18120, 18422, 19276, 23858, 24095, 27633, 28914, 35787, 36844, 38552, 46055, 47716, 48190, 55266, 57828, 59645, 71574, 72285, 73688, 92110, 95432, 96380, 110532, 115656, 119290, 138165, 143148, 144570, 178935, 184220, 192760, 221064, 238580, 276330, 286296, 289140, 357870, 368440, 477160, 552660, 578280, 715740, 727669, 1105320, 1431480, 1455338, 2183007, 2910676, 3638345, 4366014, 5821352, 7276690, 8732028, 10915035, 14553380, 17464056, 21830070, 29106760, 43660140, 87320280]

約数ペア:

[(1, 87320280), (2, 43660140), (3, 29106760), (4, 21830070), (5, 17464056), (6, 14553380), (8, 10915035), (10, 8732028), (12, 7276690), (15, 5821352), (20, 4366014), (24, 3638345), (30, 2910676), (40, 2183007), (60, 1455338), (61, 1431480), (79, 1105320), (120, 727669), (122, 715740), (151, 578280), (158, 552660), (183, 477160), (237, 368440), (244, 357870), (302, 289140), (305, 286296), (316, 276330), (366, 238580), (395, 221064), (453, 192760), (474, 184220), (488, 178935), (604, 144570), (610, 143148), (632, 138165), (732, 119290), (755, 115656), (790, 110532), (906, 96380), (915, 95432), (948, 92110), (1185, 73688), (1208, 72285), (1220, 71574), (1464, 59645), (1510, 57828), (1580, 55266), (1812, 48190), (1830, 47716), (1896, 46055), (2265, 38552), (2370, 36844), (2440, 35787), (3020, 28914), (3160, 27633), (3624, 24095), (3660, 23858), (4530, 19276), (4740, 18422), (4819, 18120), (6040, 14457), (7320, 11929), (9060, 9638), (9211, 9480)]