978189800

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{16249}}^1$

素因数の和:16315

約数の個数: 96

約数和(自身を含む): 2659800000

約数和(自身を除く): 1681610200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 43, 50, 56, 70, 86, 100, 140, 172, 175, 200, 215, 280, 301, 344, 350, 430, 602, 700, 860, 1075, 1204, 1400, 1505, 1720, 2150, 2408, 3010, 4300, 6020, 7525, 8600, 12040, 15050, 16249, 30100, 32498, 60200, 64996, 81245, 113743, 129992, 162490, 227486, 324980, 406225, 454972, 568715, 649960, 698707, 812450, 909944, 1137430, 1397414, 1624900, 2274860, 2794828, 2843575, 3249800, 3493535, 4549720, 4890949, 5589656, 5687150, 6987070, 9781898, 11374300, 13974140, 17467675, 19563796, 22748600, 24454745, 27948280, 34935350, 39127592, 48909490, 69870700, 97818980, 122273725, 139741400, 195637960, 244547450, 489094900, 978189800]

約数ペア:

[(1, 978189800), (2, 489094900), (4, 244547450), (5, 195637960), (7, 139741400), (8, 122273725), (10, 97818980), (14, 69870700), (20, 48909490), (25, 39127592), (28, 34935350), (35, 27948280), (40, 24454745), (43, 22748600), (50, 19563796), (56, 17467675), (70, 13974140), (86, 11374300), (100, 9781898), (140, 6987070), (172, 5687150), (175, 5589656), (200, 4890949), (215, 4549720), (280, 3493535), (301, 3249800), (344, 2843575), (350, 2794828), (430, 2274860), (602, 1624900), (700, 1397414), (860, 1137430), (1075, 909944), (1204, 812450), (1400, 698707), (1505, 649960), (1720, 568715), (2150, 454972), (2408, 406225), (3010, 324980), (4300, 227486), (6020, 162490), (7525, 129992), (8600, 113743), (12040, 81245), (15050, 64996), (16249, 60200), (30100, 32498)]