389275380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{166357}}^1$

素因数の和:166385

約数の個数: 72

約数和(自身を含む): 1271640552

約数和(自身を除く): 882365172

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 166357, 332714, 499071, 665428, 831785, 998142, 1497213, 1663570, 1996284, 2162641, 2495355, 2994426, 3327140, 4325282, 4990710, 5988852, 6487923, 7486065, 8650564, 9981420, 10813205, 12975846, 14972130, 19463769, 21626410, 25951692, 29944260, 32439615, 38927538, 43252820, 64879230, 77855076, 97318845, 129758460, 194637690, 389275380]

約数ペア:

[(1, 389275380), (2, 194637690), (3, 129758460), (4, 97318845), (5, 77855076), (6, 64879230), (9, 43252820), (10, 38927538), (12, 32439615), (13, 29944260), (15, 25951692), (18, 21626410), (20, 19463769), (26, 14972130), (30, 12975846), (36, 10813205), (39, 9981420), (45, 8650564), (52, 7486065), (60, 6487923), (65, 5988852), (78, 4990710), (90, 4325282), (117, 3327140), (130, 2994426), (156, 2495355), (180, 2162641), (195, 1996284), (234, 1663570), (260, 1497213), (390, 998142), (468, 831785), (585, 665428), (780, 499071), (1170, 332714), (2340, 166357)]