31214880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:483

約数の個数: 144

約数和(自身を含む): 108795960

約数和(自身を除く): 77581080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 409, 424, 477, 480, 530, 636, 720, 795, 818, 848, 954, 1060, 1227, 1272, 1440, 1590, 1636, 1696, 1908, 2045, 2120, 2385, 2454, 2544, 3180, 3272, 3681, 3816, 4090, 4240, 4770, 4908, 5088, 6135, 6360, 6544, 7362, 7632, 8180, 8480, 9540, 9816, 12270, 12720, 13088, 14724, 15264, 16360, 18405, 19080, 19632, 21677, 24540, 25440, 29448, 32720, 36810, 38160, 39264, 43354, 49080, 58896, 65031, 65440, 73620, 76320, 86708, 98160, 108385, 117792, 130062, 147240, 173416, 195093, 196320, 216770, 260124, 294480, 325155, 346832, 390186, 433540, 520248, 588960, 650310, 693664, 780372, 867080, 975465, 1040496, 1300620, 1560744, 1734160, 1950930, 2080992, 2601240, 3121488, 3468320, 3901860, 5202480, 6242976, 7803720, 10404960, 15607440, 31214880]

約数ペア:

[(1, 31214880), (2, 15607440), (3, 10404960), (4, 7803720), (5, 6242976), (6, 5202480), (8, 3901860), (9, 3468320), (10, 3121488), (12, 2601240), (15, 2080992), (16, 1950930), (18, 1734160), (20, 1560744), (24, 1300620), (30, 1040496), (32, 975465), (36, 867080), (40, 780372), (45, 693664), (48, 650310), (53, 588960), (60, 520248), (72, 433540), (80, 390186), (90, 346832), (96, 325155), (106, 294480), (120, 260124), (144, 216770), (159, 196320), (160, 195093), (180, 173416), (212, 147240), (240, 130062), (265, 117792), (288, 108385), (318, 98160), (360, 86708), (409, 76320), (424, 73620), (477, 65440), (480, 65031), (530, 58896), (636, 49080), (720, 43354), (795, 39264), (818, 38160), (848, 36810), (954, 32720), (1060, 29448), (1227, 25440), (1272, 24540), (1440, 21677), (1590, 19632), (1636, 19080), (1696, 18405), (1908, 16360), (2045, 15264), (2120, 14724), (2385, 13088), (2454, 12720), (2544, 12270), (3180, 9816), (3272, 9540), (3681, 8480), (3816, 8180), (4090, 7632), (4240, 7362), (4770, 6544), (4908, 6360), (5088, 6135)]