56121520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{593}}^1$

素因数の和:639

約数の個数: 120

約数和(自身を含む): 161748576

約数和(自身を除く): 105627056

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 593, 676, 728, 845, 910, 1040, 1183, 1186, 1352, 1456, 1690, 1820, 2366, 2372, 2704, 2965, 3380, 3640, 4151, 4732, 4744, 5915, 5930, 6760, 7280, 7709, 8302, 9464, 9488, 11830, 11860, 13520, 15418, 16604, 18928, 20755, 23660, 23720, 30836, 33208, 38545, 41510, 47320, 47440, 53963, 61672, 66416, 77090, 83020, 94640, 100217, 107926, 123344, 154180, 166040, 200434, 215852, 269815, 308360, 332080, 400868, 431704, 501085, 539630, 616720, 701519, 801736, 863408, 1002170, 1079260, 1403038, 1603472, 2004340, 2158520, 2806076, 3507595, 4008680, 4317040, 5612152, 7015190, 8017360, 11224304, 14030380, 28060760, 56121520]

約数ペア:

[(1, 56121520), (2, 28060760), (4, 14030380), (5, 11224304), (7, 8017360), (8, 7015190), (10, 5612152), (13, 4317040), (14, 4008680), (16, 3507595), (20, 2806076), (26, 2158520), (28, 2004340), (35, 1603472), (40, 1403038), (52, 1079260), (56, 1002170), (65, 863408), (70, 801736), (80, 701519), (91, 616720), (104, 539630), (112, 501085), (130, 431704), (140, 400868), (169, 332080), (182, 308360), (208, 269815), (260, 215852), (280, 200434), (338, 166040), (364, 154180), (455, 123344), (520, 107926), (560, 100217), (593, 94640), (676, 83020), (728, 77090), (845, 66416), (910, 61672), (1040, 53963), (1183, 47440), (1186, 47320), (1352, 41510), (1456, 38545), (1690, 33208), (1820, 30836), (2366, 23720), (2372, 23660), (2704, 20755), (2965, 18928), (3380, 16604), (3640, 15418), (4151, 13520), (4732, 11860), (4744, 11830), (5915, 9488), (5930, 9464), (6760, 8302), (7280, 7709)]