31292280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{86923}}^1$

素因数の和:86940

約数の個数: 48

約数和(自身を含む): 101701080

約数和(自身を除く): 70408800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 86923, 173846, 260769, 347692, 434615, 521538, 695384, 782307, 869230, 1043076, 1303845, 1564614, 1738460, 2086152, 2607690, 3129228, 3476920, 3911535, 5215380, 6258456, 7823070, 10430760, 15646140, 31292280]

約数ペア:

[(1, 31292280), (2, 15646140), (3, 10430760), (4, 7823070), (5, 6258456), (6, 5215380), (8, 3911535), (9, 3476920), (10, 3129228), (12, 2607690), (15, 2086152), (18, 1738460), (20, 1564614), (24, 1303845), (30, 1043076), (36, 869230), (40, 782307), (45, 695384), (60, 521538), (72, 434615), (90, 347692), (120, 260769), (180, 173846), (360, 86923)]