31260960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1277}}^1$

素因数の和:1315

約数の個数: 144

約数和(自身を含む): 113041656

約数和(自身を除く): 81780696

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 816, 1020, 1224, 1277, 1360, 1440, 1530, 1632, 2040, 2448, 2554, 2720, 3060, 3831, 4080, 4896, 5108, 6120, 6385, 7662, 8160, 10216, 11493, 12240, 12770, 15324, 19155, 20432, 21709, 22986, 24480, 25540, 30648, 38310, 40864, 43418, 45972, 51080, 57465, 61296, 65127, 76620, 86836, 91944, 102160, 108545, 114930, 122592, 130254, 153240, 173672, 183888, 195381, 204320, 217090, 229860, 260508, 306480, 325635, 347344, 367776, 390762, 434180, 459720, 521016, 612960, 651270, 694688, 781524, 868360, 919440, 976905, 1042032, 1302540, 1563048, 1736720, 1838880, 1953810, 2084064, 2605080, 3126096, 3473440, 3907620, 5210160, 6252192, 7815240, 10420320, 15630480, 31260960]

約数ペア:

[(1, 31260960), (2, 15630480), (3, 10420320), (4, 7815240), (5, 6252192), (6, 5210160), (8, 3907620), (9, 3473440), (10, 3126096), (12, 2605080), (15, 2084064), (16, 1953810), (17, 1838880), (18, 1736720), (20, 1563048), (24, 1302540), (30, 1042032), (32, 976905), (34, 919440), (36, 868360), (40, 781524), (45, 694688), (48, 651270), (51, 612960), (60, 521016), (68, 459720), (72, 434180), (80, 390762), (85, 367776), (90, 347344), (96, 325635), (102, 306480), (120, 260508), (136, 229860), (144, 217090), (153, 204320), (160, 195381), (170, 183888), (180, 173672), (204, 153240), (240, 130254), (255, 122592), (272, 114930), (288, 108545), (306, 102160), (340, 91944), (360, 86836), (408, 76620), (480, 65127), (510, 61296), (544, 57465), (612, 51080), (680, 45972), (720, 43418), (765, 40864), (816, 38310), (1020, 30648), (1224, 25540), (1277, 24480), (1360, 22986), (1440, 21709), (1530, 20432), (1632, 19155), (2040, 15324), (2448, 12770), (2554, 12240), (2720, 11493), (3060, 10216), (3831, 8160), (4080, 7662), (4896, 6385), (5108, 6120)]