204499400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{43}}^2\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 563356800

約数和(自身を除く): 358857400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 50, 56, 70, 79, 86, 100, 140, 158, 172, 175, 200, 215, 280, 301, 316, 344, 350, 395, 430, 553, 602, 632, 700, 790, 860, 1075, 1106, 1204, 1400, 1505, 1580, 1720, 1849, 1975, 2150, 2212, 2408, 2765, 3010, 3160, 3397, 3698, 3950, 4300, 4424, 5530, 6020, 6794, 7396, 7525, 7900, 8600, 9245, 11060, 12040, 12943, 13588, 13825, 14792, 15050, 15800, 16985, 18490, 22120, 23779, 25886, 27176, 27650, 30100, 33970, 36980, 46225, 47558, 51772, 55300, 60200, 64715, 67940, 73960, 84925, 92450, 95116, 103544, 110600, 118895, 129430, 135880, 146071, 169850, 184900, 190232, 237790, 258860, 292142, 323575, 339700, 369800, 475580, 517720, 584284, 594475, 647150, 679400, 730355, 951160, 1022497, 1168568, 1188950, 1294300, 1460710, 2044994, 2377900, 2588600, 2921420, 3651775, 4089988, 4755800, 5112485, 5842840, 7303550, 8179976, 10224970, 14607100, 20449940, 25562425, 29214200, 40899880, 51124850, 102249700, 204499400]

約数ペア:

[(1, 204499400), (2, 102249700), (4, 51124850), (5, 40899880), (7, 29214200), (8, 25562425), (10, 20449940), (14, 14607100), (20, 10224970), (25, 8179976), (28, 7303550), (35, 5842840), (40, 5112485), (43, 4755800), (50, 4089988), (56, 3651775), (70, 2921420), (79, 2588600), (86, 2377900), (100, 2044994), (140, 1460710), (158, 1294300), (172, 1188950), (175, 1168568), (200, 1022497), (215, 951160), (280, 730355), (301, 679400), (316, 647150), (344, 594475), (350, 584284), (395, 517720), (430, 475580), (553, 369800), (602, 339700), (632, 323575), (700, 292142), (790, 258860), (860, 237790), (1075, 190232), (1106, 184900), (1204, 169850), (1400, 146071), (1505, 135880), (1580, 129430), (1720, 118895), (1849, 110600), (1975, 103544), (2150, 95116), (2212, 92450), (2408, 84925), (2765, 73960), (3010, 67940), (3160, 64715), (3397, 60200), (3698, 55300), (3950, 51772), (4300, 47558), (4424, 46225), (5530, 36980), (6020, 33970), (6794, 30100), (7396, 27650), (7525, 27176), (7900, 25886), (8600, 23779), (9245, 22120), (11060, 18490), (12040, 16985), (12943, 15800), (13588, 15050), (13825, 14792)]