137674880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{389}}^1$

素因数の和:494

約数の個数: 128

約数和(自身を含む): 381888000

約数和(自身を除く): 244213120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 79, 80, 112, 128, 140, 158, 160, 224, 280, 316, 320, 389, 395, 448, 553, 560, 632, 640, 778, 790, 896, 1106, 1120, 1264, 1556, 1580, 1945, 2212, 2240, 2528, 2723, 2765, 3112, 3160, 3890, 4424, 4480, 5056, 5446, 5530, 6224, 6320, 7780, 8848, 10112, 10892, 11060, 12448, 12640, 13615, 15560, 17696, 21784, 22120, 24896, 25280, 27230, 30731, 31120, 35392, 43568, 44240, 49792, 50560, 54460, 61462, 62240, 70784, 87136, 88480, 108920, 122924, 124480, 153655, 174272, 176960, 215117, 217840, 245848, 248960, 307310, 348544, 353920, 430234, 435680, 491696, 614620, 860468, 871360, 983392, 1075585, 1229240, 1720936, 1742720, 1966784, 2151170, 2458480, 3441872, 3933568, 4302340, 4916960, 6883744, 8604680, 9833920, 13767488, 17209360, 19667840, 27534976, 34418720, 68837440, 137674880]

約数ペア:

[(1, 137674880), (2, 68837440), (4, 34418720), (5, 27534976), (7, 19667840), (8, 17209360), (10, 13767488), (14, 9833920), (16, 8604680), (20, 6883744), (28, 4916960), (32, 4302340), (35, 3933568), (40, 3441872), (56, 2458480), (64, 2151170), (70, 1966784), (79, 1742720), (80, 1720936), (112, 1229240), (128, 1075585), (140, 983392), (158, 871360), (160, 860468), (224, 614620), (280, 491696), (316, 435680), (320, 430234), (389, 353920), (395, 348544), (448, 307310), (553, 248960), (560, 245848), (632, 217840), (640, 215117), (778, 176960), (790, 174272), (896, 153655), (1106, 124480), (1120, 122924), (1264, 108920), (1556, 88480), (1580, 87136), (1945, 70784), (2212, 62240), (2240, 61462), (2528, 54460), (2723, 50560), (2765, 49792), (3112, 44240), (3160, 43568), (3890, 35392), (4424, 31120), (4480, 30731), (5056, 27230), (5446, 25280), (5530, 24896), (6224, 22120), (6320, 21784), (7780, 17696), (8848, 15560), (10112, 13615), (10892, 12640), (11060, 12448)]