31211419260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{10616129}}^1$

素因数の和:10616155

約数の個数: 72

約数和(自身を含む): 101660060880

約数和(自身を除く): 70448641620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 10616129, 21232258, 31848387, 42464516, 53080645, 63696774, 74312903, 106161290, 127393548, 148625806, 159241935, 212322580, 222938709, 297251612, 318483870, 371564515, 445877418, 520190321, 636967740, 743129030, 891754836, 1040380642, 1114693545, 1486258060, 1560570963, 2080761284, 2229387090, 2600951605, 3121141926, 4458774180, 5201903210, 6242283852, 7802854815, 10403806420, 15605709630, 31211419260]

約数ペア:

[(1, 31211419260), (2, 15605709630), (3, 10403806420), (4, 7802854815), (5, 6242283852), (6, 5201903210), (7, 4458774180), (10, 3121141926), (12, 2600951605), (14, 2229387090), (15, 2080761284), (20, 1560570963), (21, 1486258060), (28, 1114693545), (30, 1040380642), (35, 891754836), (42, 743129030), (49, 636967740), (60, 520190321), (70, 445877418), (84, 371564515), (98, 318483870), (105, 297251612), (140, 222938709), (147, 212322580), (196, 159241935), (210, 148625806), (245, 127393548), (294, 106161290), (420, 74312903), (490, 63696774), (588, 53080645), (735, 42464516), (980, 31848387), (1470, 21232258), (2940, 10616129)]