180817830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28297}}^1$

素因数の和:28381

約数の個数: 48

約数和(自身を含む): 476764704

約数和(自身を除く): 295946874

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1278, 2130, 3195, 6390, 28297, 56594, 84891, 141485, 169782, 254673, 282970, 424455, 509346, 848910, 1273365, 2009087, 2546730, 4018174, 6027261, 10045435, 12054522, 18081783, 20090870, 30136305, 36163566, 60272610, 90408915, 180817830]

約数ペア:

[(1, 180817830), (2, 90408915), (3, 60272610), (5, 36163566), (6, 30136305), (9, 20090870), (10, 18081783), (15, 12054522), (18, 10045435), (30, 6027261), (45, 4018174), (71, 2546730), (90, 2009087), (142, 1273365), (213, 848910), (355, 509346), (426, 424455), (639, 282970), (710, 254673), (1065, 169782), (1278, 141485), (2130, 84891), (3195, 56594), (6390, 28297)]