199995480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3631}}^1$

素因数の和:3671

約数の個数: 160

約数和(自身を含む): 711944640

約数和(自身を除く): 511949160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 340, 360, 405, 408, 459, 510, 540, 612, 648, 680, 765, 810, 918, 1020, 1080, 1224, 1377, 1530, 1620, 1836, 2040, 2295, 2754, 3060, 3240, 3631, 3672, 4590, 5508, 6120, 6885, 7262, 9180, 10893, 11016, 13770, 14524, 18155, 18360, 21786, 27540, 29048, 32679, 36310, 43572, 54465, 55080, 61727, 65358, 72620, 87144, 98037, 108930, 123454, 130716, 145240, 163395, 185181, 196074, 217860, 246908, 261432, 294111, 308635, 326790, 370362, 392148, 435720, 490185, 493816, 555543, 588222, 617270, 653580, 740724, 784296, 925905, 980370, 1111086, 1176444, 1234540, 1307160, 1470555, 1481448, 1666629, 1851810, 1960740, 2222172, 2352888, 2469080, 2777715, 2941110, 3333258, 3703620, 3921480, 4444344, 4999887, 5555430, 5882220, 6666516, 7407240, 8333145, 9999774, 11110860, 11764440, 13333032, 16666290, 19999548, 22221720, 24999435, 33332580, 39999096, 49998870, 66665160, 99997740, 199995480]

約数ペア:

[(1, 199995480), (2, 99997740), (3, 66665160), (4, 49998870), (5, 39999096), (6, 33332580), (8, 24999435), (9, 22221720), (10, 19999548), (12, 16666290), (15, 13333032), (17, 11764440), (18, 11110860), (20, 9999774), (24, 8333145), (27, 7407240), (30, 6666516), (34, 5882220), (36, 5555430), (40, 4999887), (45, 4444344), (51, 3921480), (54, 3703620), (60, 3333258), (68, 2941110), (72, 2777715), (81, 2469080), (85, 2352888), (90, 2222172), (102, 1960740), (108, 1851810), (120, 1666629), (135, 1481448), (136, 1470555), (153, 1307160), (162, 1234540), (170, 1176444), (180, 1111086), (204, 980370), (216, 925905), (255, 784296), (270, 740724), (306, 653580), (324, 617270), (340, 588222), (360, 555543), (405, 493816), (408, 490185), (459, 435720), (510, 392148), (540, 370362), (612, 326790), (648, 308635), (680, 294111), (765, 261432), (810, 246908), (918, 217860), (1020, 196074), (1080, 185181), (1224, 163395), (1377, 145240), (1530, 130716), (1620, 123454), (1836, 108930), (2040, 98037), (2295, 87144), (2754, 72620), (3060, 65358), (3240, 61727), (3631, 55080), (3672, 54465), (4590, 43572), (5508, 36310), (6120, 32679), (6885, 29048), (7262, 27540), (9180, 21786), (10893, 18360), (11016, 18155), (13770, 14524)]