168255920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{5669}}^1$

素因数の和:5742

約数の個数: 80

約数和(自身を含む): 455595840

約数和(自身を除く): 287339920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 53, 56, 70, 80, 106, 112, 140, 212, 265, 280, 371, 424, 530, 560, 742, 848, 1060, 1484, 1855, 2120, 2968, 3710, 4240, 5669, 5936, 7420, 11338, 14840, 22676, 28345, 29680, 39683, 45352, 56690, 79366, 90704, 113380, 158732, 198415, 226760, 300457, 317464, 396830, 453520, 600914, 634928, 793660, 1201828, 1502285, 1587320, 2103199, 2403656, 3004570, 3174640, 4206398, 4807312, 6009140, 8412796, 10515995, 12018280, 16825592, 21031990, 24036560, 33651184, 42063980, 84127960, 168255920]

約数ペア:

[(1, 168255920), (2, 84127960), (4, 42063980), (5, 33651184), (7, 24036560), (8, 21031990), (10, 16825592), (14, 12018280), (16, 10515995), (20, 8412796), (28, 6009140), (35, 4807312), (40, 4206398), (53, 3174640), (56, 3004570), (70, 2403656), (80, 2103199), (106, 1587320), (112, 1502285), (140, 1201828), (212, 793660), (265, 634928), (280, 600914), (371, 453520), (424, 396830), (530, 317464), (560, 300457), (742, 226760), (848, 198415), (1060, 158732), (1484, 113380), (1855, 90704), (2120, 79366), (2968, 56690), (3710, 45352), (4240, 39683), (5669, 29680), (5936, 28345), (7420, 22676), (11338, 14840)]