72322880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{389}}^1$

素因数の和:496

約数の個数: 112

約数和(自身を含む): 199704960

約数和(自身を除く): 127382080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 140, 160, 166, 224, 280, 320, 332, 389, 415, 448, 560, 581, 664, 778, 830, 1120, 1162, 1328, 1556, 1660, 1945, 2240, 2324, 2656, 2723, 2905, 3112, 3320, 3890, 4648, 5312, 5446, 5810, 6224, 6640, 7780, 9296, 10892, 11620, 12448, 13280, 13615, 15560, 18592, 21784, 23240, 24896, 26560, 27230, 31120, 32287, 37184, 43568, 46480, 54460, 62240, 64574, 87136, 92960, 108920, 124480, 129148, 161435, 174272, 185920, 217840, 226009, 258296, 322870, 435680, 452018, 516592, 645740, 871360, 904036, 1033184, 1130045, 1291480, 1808072, 2066368, 2260090, 2582960, 3616144, 4520180, 5165920, 7232288, 9040360, 10331840, 14464576, 18080720, 36161440, 72322880]

約数ペア:

[(1, 72322880), (2, 36161440), (4, 18080720), (5, 14464576), (7, 10331840), (8, 9040360), (10, 7232288), (14, 5165920), (16, 4520180), (20, 3616144), (28, 2582960), (32, 2260090), (35, 2066368), (40, 1808072), (56, 1291480), (64, 1130045), (70, 1033184), (80, 904036), (83, 871360), (112, 645740), (140, 516592), (160, 452018), (166, 435680), (224, 322870), (280, 258296), (320, 226009), (332, 217840), (389, 185920), (415, 174272), (448, 161435), (560, 129148), (581, 124480), (664, 108920), (778, 92960), (830, 87136), (1120, 64574), (1162, 62240), (1328, 54460), (1556, 46480), (1660, 43568), (1945, 37184), (2240, 32287), (2324, 31120), (2656, 27230), (2723, 26560), (2905, 24896), (3112, 23240), (3320, 21784), (3890, 18592), (4648, 15560), (5312, 13615), (5446, 13280), (5810, 12448), (6224, 11620), (6640, 10892), (7780, 9296)]