149520840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{178001}}^1$

素因数の和:178022

約数の個数: 64

約数和(自身を含む): 512645760

約数和(自身を除く): 363124920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 178001, 356002, 534003, 712004, 890005, 1068006, 1246007, 1424008, 1780010, 2136012, 2492014, 2670015, 3560020, 3738021, 4272024, 4984028, 5340030, 6230035, 7120040, 7476042, 9968056, 10680060, 12460070, 14952084, 18690105, 21360120, 24920140, 29904168, 37380210, 49840280, 74760420, 149520840]

約数ペア:

[(1, 149520840), (2, 74760420), (3, 49840280), (4, 37380210), (5, 29904168), (6, 24920140), (7, 21360120), (8, 18690105), (10, 14952084), (12, 12460070), (14, 10680060), (15, 9968056), (20, 7476042), (21, 7120040), (24, 6230035), (28, 5340030), (30, 4984028), (35, 4272024), (40, 3738021), (42, 3560020), (56, 2670015), (60, 2492014), (70, 2136012), (84, 1780010), (105, 1424008), (120, 1246007), (140, 1068006), (168, 890005), (210, 712004), (280, 534003), (420, 356002), (840, 178001)]