172093600

素因数分解:

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

素因数の和:495

約数の個数: 144

約数和(自身を含む): 487468800

約数和(自身を除く): 315375200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 100, 112, 140, 158, 160, 175, 200, 224, 280, 316, 350, 389, 395, 400, 553, 560, 632, 700, 778, 790, 800, 1106, 1120, 1264, 1400, 1556, 1580, 1945, 1975, 2212, 2528, 2723, 2765, 2800, 3112, 3160, 3890, 3950, 4424, 5446, 5530, 5600, 6224, 6320, 7780, 7900, 8848, 9725, 10892, 11060, 12448, 12640, 13615, 13825, 15560, 15800, 17696, 19450, 21784, 22120, 27230, 27650, 30731, 31120, 31600, 38900, 43568, 44240, 54460, 55300, 61462, 62240, 63200, 68075, 77800, 87136, 88480, 108920, 110600, 122924, 136150, 153655, 155600, 215117, 217840, 221200, 245848, 272300, 307310, 311200, 430234, 435680, 442400, 491696, 544600, 614620, 768275, 860468, 983392, 1075585, 1089200, 1229240, 1536550, 1720936, 2151170, 2178400, 2458480, 3073100, 3441872, 4302340, 4916960, 5377925, 6146200, 6883744, 8604680, 10755850, 12292400, 17209360, 21511700, 24584800, 34418720, 43023400, 86046800, 172093600]

約数ペア:

[(1, 172093600), (2, 86046800), (4, 43023400), (5, 34418720), (7, 24584800), (8, 21511700), (10, 17209360), (14, 12292400), (16, 10755850), (20, 8604680), (25, 6883744), (28, 6146200), (32, 5377925), (35, 4916960), (40, 4302340), (50, 3441872), (56, 3073100), (70, 2458480), (79, 2178400), (80, 2151170), (100, 1720936), (112, 1536550), (140, 1229240), (158, 1089200), (160, 1075585), (175, 983392), (200, 860468), (224, 768275), (280, 614620), (316, 544600), (350, 491696), (389, 442400), (395, 435680), (400, 430234), (553, 311200), (560, 307310), (632, 272300), (700, 245848), (778, 221200), (790, 217840), (800, 215117), (1106, 155600), (1120, 153655), (1264, 136150), (1400, 122924), (1556, 110600), (1580, 108920), (1945, 88480), (1975, 87136), (2212, 77800), (2528, 68075), (2723, 63200), (2765, 62240), (2800, 61462), (3112, 55300), (3160, 54460), (3890, 44240), (3950, 43568), (4424, 38900), (5446, 31600), (5530, 31120), (5600, 30731), (6224, 27650), (6320, 27230), (7780, 22120), (7900, 21784), (8848, 19450), (9725, 17696), (10892, 15800), (11060, 15560), (12448, 13825), (12640, 13615)]