31920894400

素因数分解:

$2^6\times 5^2\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{1129}}^1$

素因数の和:1623

約数の個数: 168

約数和(自身を含む): 80719208640

約数和(自身を除く): 48798314240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 80, 82, 100, 160, 164, 200, 205, 320, 328, 400, 410, 431, 656, 800, 820, 862, 1025, 1129, 1312, 1600, 1640, 1724, 2050, 2155, 2258, 2624, 3280, 3448, 4100, 4310, 4516, 5645, 6560, 6896, 8200, 8620, 9032, 10775, 11290, 13120, 13792, 16400, 17240, 17671, 18064, 21550, 22580, 27584, 28225, 32800, 34480, 35342, 36128, 43100, 45160, 46289, 56450, 65600, 68960, 70684, 72256, 86200, 88355, 90320, 92578, 112900, 137920, 141368, 172400, 176710, 180640, 185156, 225800, 231445, 282736, 344800, 353420, 361280, 370312, 441775, 451600, 462890, 486599, 565472, 689600, 706840, 740624, 883550, 903200, 925780, 973198, 1130944, 1157225, 1413680, 1481248, 1767100, 1806400, 1851560, 1946396, 2314450, 2432995, 2827360, 2962496, 3534200, 3703120, 3892792, 4628900, 4865990, 5654720, 7068400, 7406240, 7785584, 9257800, 9731980, 12164975, 14136800, 14812480, 15571168, 18515600, 19463960, 19950559, 24329950, 28273600, 31142336, 37031200, 38927920, 39901118, 48659900, 74062400, 77855840, 79802236, 97319800, 99752795, 155711680, 159604472, 194639600, 199505590, 319208944, 389279200, 399011180, 498763975, 638417888, 778558400, 798022360, 997527950, 1276835776, 1596044720, 1995055900, 3192089440, 3990111800, 6384178880, 7980223600, 15960447200, 31920894400]

約数ペア:

[(1, 31920894400), (2, 15960447200), (4, 7980223600), (5, 6384178880), (8, 3990111800), (10, 3192089440), (16, 1995055900), (20, 1596044720), (25, 1276835776), (32, 997527950), (40, 798022360), (41, 778558400), (50, 638417888), (64, 498763975), (80, 399011180), (82, 389279200), (100, 319208944), (160, 199505590), (164, 194639600), (200, 159604472), (205, 155711680), (320, 99752795), (328, 97319800), (400, 79802236), (410, 77855840), (431, 74062400), (656, 48659900), (800, 39901118), (820, 38927920), (862, 37031200), (1025, 31142336), (1129, 28273600), (1312, 24329950), (1600, 19950559), (1640, 19463960), (1724, 18515600), (2050, 15571168), (2155, 14812480), (2258, 14136800), (2624, 12164975), (3280, 9731980), (3448, 9257800), (4100, 7785584), (4310, 7406240), (4516, 7068400), (5645, 5654720), (6560, 4865990), (6896, 4628900), (8200, 3892792), (8620, 3703120), (9032, 3534200), (10775, 2962496), (11290, 2827360), (13120, 2432995), (13792, 2314450), (16400, 1946396), (17240, 1851560), (17671, 1806400), (18064, 1767100), (21550, 1481248), (22580, 1413680), (27584, 1157225), (28225, 1130944), (32800, 973198), (34480, 925780), (35342, 903200), (36128, 883550), (43100, 740624), (45160, 706840), (46289, 689600), (56450, 565472), (65600, 486599), (68960, 462890), (70684, 451600), (72256, 441775), (86200, 370312), (88355, 361280), (90320, 353420), (92578, 344800), (112900, 282736), (137920, 231445), (141368, 225800), (172400, 185156), (176710, 180640)]