29976800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 144

約数和(自身を含む): 86056992

約数和(自身を除く): 56080192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 70, 80, 100, 101, 106, 112, 140, 160, 175, 200, 202, 212, 224, 265, 280, 350, 371, 400, 404, 424, 505, 530, 560, 700, 707, 742, 800, 808, 848, 1010, 1060, 1120, 1325, 1400, 1414, 1484, 1616, 1696, 1855, 2020, 2120, 2525, 2650, 2800, 2828, 2968, 3232, 3535, 3710, 4040, 4240, 5050, 5300, 5353, 5600, 5656, 5936, 7070, 7420, 8080, 8480, 9275, 10100, 10600, 10706, 11312, 11872, 14140, 14840, 16160, 17675, 18550, 20200, 21200, 21412, 22624, 26765, 28280, 29680, 35350, 37100, 37471, 40400, 42400, 42824, 53530, 56560, 59360, 70700, 74200, 74942, 80800, 85648, 107060, 113120, 133825, 141400, 148400, 149884, 171296, 187355, 214120, 267650, 282800, 296800, 299768, 374710, 428240, 535300, 565600, 599536, 749420, 856480, 936775, 1070600, 1199072, 1498840, 1873550, 2141200, 2997680, 3747100, 4282400, 5995360, 7494200, 14988400, 29976800]

約数ペア:

[(1, 29976800), (2, 14988400), (4, 7494200), (5, 5995360), (7, 4282400), (8, 3747100), (10, 2997680), (14, 2141200), (16, 1873550), (20, 1498840), (25, 1199072), (28, 1070600), (32, 936775), (35, 856480), (40, 749420), (50, 599536), (53, 565600), (56, 535300), (70, 428240), (80, 374710), (100, 299768), (101, 296800), (106, 282800), (112, 267650), (140, 214120), (160, 187355), (175, 171296), (200, 149884), (202, 148400), (212, 141400), (224, 133825), (265, 113120), (280, 107060), (350, 85648), (371, 80800), (400, 74942), (404, 74200), (424, 70700), (505, 59360), (530, 56560), (560, 53530), (700, 42824), (707, 42400), (742, 40400), (800, 37471), (808, 37100), (848, 35350), (1010, 29680), (1060, 28280), (1120, 26765), (1325, 22624), (1400, 21412), (1414, 21200), (1484, 20200), (1616, 18550), (1696, 17675), (1855, 16160), (2020, 14840), (2120, 14140), (2525, 11872), (2650, 11312), (2800, 10706), (2828, 10600), (2968, 10100), (3232, 9275), (3535, 8480), (3710, 8080), (4040, 7420), (4240, 7070), (5050, 5936), (5300, 5656), (5353, 5600)]