38705220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{2129}}^1$

素因数の和:2245

約数の個数: 72

約数和(自身を含む): 118623960

約数和(自身を除く): 79918740

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, 2129, 3030, 3636, 4258, 4545, 6060, 6387, 8516, 9090, 10645, 12774, 18180, 19161, 21290, 25548, 31935, 38322, 42580, 63870, 76644, 95805, 127740, 191610, 215029, 383220, 430058, 645087, 860116, 1075145, 1290174, 1935261, 2150290, 2580348, 3225435, 3870522, 4300580, 6450870, 7741044, 9676305, 12901740, 19352610, 38705220]

約数ペア:

[(1, 38705220), (2, 19352610), (3, 12901740), (4, 9676305), (5, 7741044), (6, 6450870), (9, 4300580), (10, 3870522), (12, 3225435), (15, 2580348), (18, 2150290), (20, 1935261), (30, 1290174), (36, 1075145), (45, 860116), (60, 645087), (90, 430058), (101, 383220), (180, 215029), (202, 191610), (303, 127740), (404, 95805), (505, 76644), (606, 63870), (909, 42580), (1010, 38322), (1212, 31935), (1515, 25548), (1818, 21290), (2020, 19161), (2129, 18180), (3030, 12774), (3636, 10645), (4258, 9090), (4545, 8516), (6060, 6387)]