31853340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{653}}^1$

素因数の和:939

約数の個数: 72

約数和(自身を含む): 97126848

約数和(自身を除く): 65273508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 653, 813, 1084, 1306, 1355, 1626, 1959, 2439, 2612, 2710, 3252, 3265, 3918, 4065, 4878, 5420, 5877, 6530, 7836, 8130, 9756, 9795, 11754, 12195, 13060, 16260, 19590, 23508, 24390, 29385, 39180, 48780, 58770, 117540, 176963, 353926, 530889, 707852, 884815, 1061778, 1592667, 1769630, 2123556, 2654445, 3185334, 3539260, 5308890, 6370668, 7963335, 10617780, 15926670, 31853340]

約数ペア:

[(1, 31853340), (2, 15926670), (3, 10617780), (4, 7963335), (5, 6370668), (6, 5308890), (9, 3539260), (10, 3185334), (12, 2654445), (15, 2123556), (18, 1769630), (20, 1592667), (30, 1061778), (36, 884815), (45, 707852), (60, 530889), (90, 353926), (180, 176963), (271, 117540), (542, 58770), (653, 48780), (813, 39180), (1084, 29385), (1306, 24390), (1355, 23508), (1626, 19590), (1959, 16260), (2439, 13060), (2612, 12195), (2710, 11754), (3252, 9795), (3265, 9756), (3918, 8130), (4065, 7836), (4878, 6530), (5420, 5877)]