84407640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9907}}^1$

素因数の和:9992

約数の個数: 64

約数和(自身を含む): 256815360

約数和(自身を除く): 172407720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 120, 142, 213, 284, 355, 426, 568, 710, 852, 1065, 1420, 1704, 2130, 2840, 4260, 8520, 9907, 19814, 29721, 39628, 49535, 59442, 79256, 99070, 118884, 148605, 198140, 237768, 297210, 396280, 594420, 703397, 1188840, 1406794, 2110191, 2813588, 3516985, 4220382, 5627176, 7033970, 8440764, 10550955, 14067940, 16881528, 21101910, 28135880, 42203820, 84407640]

約数ペア:

[(1, 84407640), (2, 42203820), (3, 28135880), (4, 21101910), (5, 16881528), (6, 14067940), (8, 10550955), (10, 8440764), (12, 7033970), (15, 5627176), (20, 4220382), (24, 3516985), (30, 2813588), (40, 2110191), (60, 1406794), (71, 1188840), (120, 703397), (142, 594420), (213, 396280), (284, 297210), (355, 237768), (426, 198140), (568, 148605), (710, 118884), (852, 99070), (1065, 79256), (1420, 59442), (1704, 49535), (2130, 39628), (2840, 29721), (4260, 19814), (8520, 9907)]