39286980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2161}}^1$

素因数の和:2277

約数の個数: 72

約数和(自身を含む): 120406104

約数和(自身を除く): 81119124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 2161, 3030, 3636, 4322, 4545, 6060, 6483, 8644, 9090, 10805, 12966, 18180, 19449, 21610, 25932, 32415, 38898, 43220, 64830, 77796, 97245, 129660, 194490, 218261, 388980, 436522, 654783, 873044, 1091305, 1309566, 1964349, 2182610, 2619132, 3273915, 3928698, 4365220, 6547830, 7857396, 9821745, 13095660, 19643490, 39286980]

約数ペア:

[(1, 39286980), (2, 19643490), (3, 13095660), (4, 9821745), (5, 7857396), (6, 6547830), (9, 4365220), (10, 3928698), (12, 3273915), (15, 2619132), (18, 2182610), (20, 1964349), (30, 1309566), (36, 1091305), (45, 873044), (60, 654783), (90, 436522), (101, 388980), (180, 218261), (202, 194490), (303, 129660), (404, 97245), (505, 77796), (606, 64830), (909, 43220), (1010, 38898), (1212, 32415), (1515, 25932), (1818, 21610), (2020, 19449), (2161, 18180), (3030, 12966), (3636, 10805), (4322, 9090), (4545, 8644), (6060, 6483)]