144645760

素因数分解:

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

素因数の和:498

約数の個数: 128

約数和(自身を含む): 400982400

約数和(自身を除く): 256336640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 83, 112, 128, 140, 160, 166, 224, 280, 320, 332, 389, 415, 448, 560, 581, 640, 664, 778, 830, 896, 1120, 1162, 1328, 1556, 1660, 1945, 2240, 2324, 2656, 2723, 2905, 3112, 3320, 3890, 4480, 4648, 5312, 5446, 5810, 6224, 6640, 7780, 9296, 10624, 10892, 11620, 12448, 13280, 13615, 15560, 18592, 21784, 23240, 24896, 26560, 27230, 31120, 32287, 37184, 43568, 46480, 49792, 53120, 54460, 62240, 64574, 74368, 87136, 92960, 108920, 124480, 129148, 161435, 174272, 185920, 217840, 226009, 248960, 258296, 322870, 348544, 371840, 435680, 452018, 516592, 645740, 871360, 904036, 1033184, 1130045, 1291480, 1742720, 1808072, 2066368, 2260090, 2582960, 3616144, 4132736, 4520180, 5165920, 7232288, 9040360, 10331840, 14464576, 18080720, 20663680, 28929152, 36161440, 72322880, 144645760]

約数ペア:

[(1, 144645760), (2, 72322880), (4, 36161440), (5, 28929152), (7, 20663680), (8, 18080720), (10, 14464576), (14, 10331840), (16, 9040360), (20, 7232288), (28, 5165920), (32, 4520180), (35, 4132736), (40, 3616144), (56, 2582960), (64, 2260090), (70, 2066368), (80, 1808072), (83, 1742720), (112, 1291480), (128, 1130045), (140, 1033184), (160, 904036), (166, 871360), (224, 645740), (280, 516592), (320, 452018), (332, 435680), (389, 371840), (415, 348544), (448, 322870), (560, 258296), (581, 248960), (640, 226009), (664, 217840), (778, 185920), (830, 174272), (896, 161435), (1120, 129148), (1162, 124480), (1328, 108920), (1556, 92960), (1660, 87136), (1945, 74368), (2240, 64574), (2324, 62240), (2656, 54460), (2723, 53120), (2905, 49792), (3112, 46480), (3320, 43568), (3890, 37184), (4480, 32287), (4648, 31120), (5312, 27230), (5446, 26560), (5810, 24896), (6224, 23240), (6640, 21784), (7780, 18592), (9296, 15560), (10624, 13615), (10892, 13280), (11620, 12448)]