219381400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{449}}^1$

素因数の和:821

約数の個数: 96

約数和(自身を含む): 585900000

約数和(自身を除く): 366518600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 349, 350, 449, 698, 700, 898, 1396, 1400, 1745, 1796, 2245, 2443, 2792, 3143, 3490, 3592, 4490, 4886, 6286, 6980, 8725, 8980, 9772, 11225, 12215, 12572, 13960, 15715, 17450, 17960, 19544, 22450, 24430, 25144, 31430, 34900, 44900, 48860, 61075, 62860, 69800, 78575, 89800, 97720, 122150, 125720, 156701, 157150, 244300, 313402, 314300, 488600, 626804, 628600, 783505, 1096907, 1253608, 1567010, 2193814, 3134020, 3917525, 4387628, 5484535, 6268040, 7835050, 8775256, 10969070, 15670100, 21938140, 27422675, 31340200, 43876280, 54845350, 109690700, 219381400]

約数ペア:

[(1, 219381400), (2, 109690700), (4, 54845350), (5, 43876280), (7, 31340200), (8, 27422675), (10, 21938140), (14, 15670100), (20, 10969070), (25, 8775256), (28, 7835050), (35, 6268040), (40, 5484535), (50, 4387628), (56, 3917525), (70, 3134020), (100, 2193814), (140, 1567010), (175, 1253608), (200, 1096907), (280, 783505), (349, 628600), (350, 626804), (449, 488600), (698, 314300), (700, 313402), (898, 244300), (1396, 157150), (1400, 156701), (1745, 125720), (1796, 122150), (2245, 97720), (2443, 89800), (2792, 78575), (3143, 69800), (3490, 62860), (3592, 61075), (4490, 48860), (4886, 44900), (6286, 34900), (6980, 31430), (8725, 25144), (8980, 24430), (9772, 22450), (11225, 19544), (12215, 17960), (12572, 17450), (13960, 15715)]