74241280

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1871}}^1$

素因数の和:1923

約数の個数: 72

約数和(自身を含む): 183665664

約数和(自身を除く): 109424384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 620, 640, 992, 1240, 1280, 1871, 1984, 2480, 3742, 3968, 4960, 7484, 7936, 9355, 9920, 14968, 18710, 19840, 29936, 37420, 39680, 58001, 59872, 74840, 116002, 119744, 149680, 232004, 239488, 290005, 299360, 464008, 478976, 580010, 598720, 928016, 1160020, 1197440, 1856032, 2320040, 2394880, 3712064, 4640080, 7424128, 9280160, 14848256, 18560320, 37120640, 74241280]

約数ペア:

[(1, 74241280), (2, 37120640), (4, 18560320), (5, 14848256), (8, 9280160), (10, 7424128), (16, 4640080), (20, 3712064), (31, 2394880), (32, 2320040), (40, 1856032), (62, 1197440), (64, 1160020), (80, 928016), (124, 598720), (128, 580010), (155, 478976), (160, 464008), (248, 299360), (256, 290005), (310, 239488), (320, 232004), (496, 149680), (620, 119744), (640, 116002), (992, 74840), (1240, 59872), (1280, 58001), (1871, 39680), (1984, 37420), (2480, 29936), (3742, 19840), (3968, 18710), (4960, 14968), (7484, 9920), (7936, 9355)]