72921576

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1$

素因数の和:395

約数の個数: 128

約数和(自身を含む): 226840320

約数和(自身を除く): 153918744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 39, 42, 52, 56, 78, 84, 91, 104, 156, 168, 173, 182, 193, 273, 312, 346, 364, 386, 519, 546, 579, 692, 728, 772, 1038, 1092, 1158, 1211, 1351, 1384, 1544, 2076, 2184, 2249, 2316, 2422, 2509, 2702, 3633, 4053, 4152, 4498, 4632, 4844, 5018, 5404, 6747, 7266, 7527, 8106, 8996, 9688, 10036, 10808, 13494, 14532, 15054, 15743, 16212, 17563, 17992, 20072, 26988, 29064, 30108, 31486, 32424, 33389, 35126, 47229, 52689, 53976, 60216, 62972, 66778, 70252, 94458, 100167, 105378, 125944, 133556, 140504, 188916, 200334, 210756, 233723, 267112, 377832, 400668, 421512, 434057, 467446, 701169, 801336, 868114, 934892, 1302171, 1402338, 1736228, 1869784, 2604342, 2804676, 3038399, 3472456, 5208684, 5609352, 6076798, 9115197, 10417368, 12153596, 18230394, 24307192, 36460788, 72921576]

約数ペア:

[(1, 72921576), (2, 36460788), (3, 24307192), (4, 18230394), (6, 12153596), (7, 10417368), (8, 9115197), (12, 6076798), (13, 5609352), (14, 5208684), (21, 3472456), (24, 3038399), (26, 2804676), (28, 2604342), (39, 1869784), (42, 1736228), (52, 1402338), (56, 1302171), (78, 934892), (84, 868114), (91, 801336), (104, 701169), (156, 467446), (168, 434057), (173, 421512), (182, 400668), (193, 377832), (273, 267112), (312, 233723), (346, 210756), (364, 200334), (386, 188916), (519, 140504), (546, 133556), (579, 125944), (692, 105378), (728, 100167), (772, 94458), (1038, 70252), (1092, 66778), (1158, 62972), (1211, 60216), (1351, 53976), (1384, 52689), (1544, 47229), (2076, 35126), (2184, 33389), (2249, 32424), (2316, 31486), (2422, 30108), (2509, 29064), (2702, 26988), (3633, 20072), (4053, 17992), (4152, 17563), (4498, 16212), (4632, 15743), (4844, 15054), (5018, 14532), (5404, 13494), (6747, 10808), (7266, 10036), (7527, 9688), (8106, 8996)]