218910400

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^2\times {\mathrm{379}}^1$

素因数の和:439

約数の個数: 126

約数和(自身を含む): 569998860

約数和(自身を除く): 351088460

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 64, 76, 80, 95, 100, 152, 160, 190, 200, 304, 320, 361, 379, 380, 400, 475, 608, 722, 758, 760, 800, 950, 1216, 1444, 1516, 1520, 1600, 1805, 1895, 1900, 2888, 3032, 3040, 3610, 3790, 3800, 5776, 6064, 6080, 7201, 7220, 7580, 7600, 9025, 9475, 11552, 12128, 14402, 14440, 15160, 15200, 18050, 18950, 23104, 24256, 28804, 28880, 30320, 30400, 36005, 36100, 37900, 57608, 57760, 60640, 72010, 72200, 75800, 115216, 115520, 121280, 136819, 144020, 144400, 151600, 180025, 230432, 273638, 288040, 288800, 303200, 360050, 460864, 547276, 576080, 577600, 606400, 684095, 720100, 1094552, 1152160, 1368190, 1440200, 2189104, 2304320, 2736380, 2880400, 3420475, 4378208, 5472760, 5760800, 6840950, 8756416, 10945520, 11521600, 13681900, 21891040, 27363800, 43782080, 54727600, 109455200, 218910400]

約数ペア:

[(1, 218910400), (2, 109455200), (4, 54727600), (5, 43782080), (8, 27363800), (10, 21891040), (16, 13681900), (19, 11521600), (20, 10945520), (25, 8756416), (32, 6840950), (38, 5760800), (40, 5472760), (50, 4378208), (64, 3420475), (76, 2880400), (80, 2736380), (95, 2304320), (100, 2189104), (152, 1440200), (160, 1368190), (190, 1152160), (200, 1094552), (304, 720100), (320, 684095), (361, 606400), (379, 577600), (380, 576080), (400, 547276), (475, 460864), (608, 360050), (722, 303200), (758, 288800), (760, 288040), (800, 273638), (950, 230432), (1216, 180025), (1444, 151600), (1516, 144400), (1520, 144020), (1600, 136819), (1805, 121280), (1895, 115520), (1900, 115216), (2888, 75800), (3032, 72200), (3040, 72010), (3610, 60640), (3790, 57760), (3800, 57608), (5776, 37900), (6064, 36100), (6080, 36005), (7201, 30400), (7220, 30320), (7580, 28880), (7600, 28804), (9025, 24256), (9475, 23104), (11552, 18950), (12128, 18050), (14402, 15200), (14440, 15160)]