489734940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{30119}}^1$

素因数の和:30402

約数の個数: 48

約数和(自身を含む): 1376363520

約数和(自身を除く): 886628580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 2710, 3252, 4065, 5420, 8130, 16260, 30119, 60238, 90357, 120476, 150595, 180714, 301190, 361428, 451785, 602380, 903570, 1807140, 8162249, 16324498, 24486747, 32648996, 40811245, 48973494, 81622490, 97946988, 122433735, 163244980, 244867470, 489734940]

約数ペア:

[(1, 489734940), (2, 244867470), (3, 163244980), (4, 122433735), (5, 97946988), (6, 81622490), (10, 48973494), (12, 40811245), (15, 32648996), (20, 24486747), (30, 16324498), (60, 8162249), (271, 1807140), (542, 903570), (813, 602380), (1084, 451785), (1355, 361428), (1626, 301190), (2710, 180714), (3252, 150595), (4065, 120476), (5420, 90357), (8130, 60238), (16260, 30119)]