213130400

素因数分解:

$2^5\times 5^2\times 7^2\times {\mathrm{5437}}^1$

素因数の和:5471

約数の個数: 108

約数和(自身を含む): 605363598

約数和(自身を除く): 392233198

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 160, 175, 196, 200, 224, 245, 280, 350, 392, 400, 490, 560, 700, 784, 800, 980, 1120, 1225, 1400, 1568, 1960, 2450, 2800, 3920, 4900, 5437, 5600, 7840, 9800, 10874, 19600, 21748, 27185, 38059, 39200, 43496, 54370, 76118, 86992, 108740, 135925, 152236, 173984, 190295, 217480, 266413, 271850, 304472, 380590, 434960, 532826, 543700, 608944, 761180, 869920, 951475, 1065652, 1087400, 1217888, 1332065, 1522360, 1902950, 2131304, 2174800, 2664130, 3044720, 3805900, 4262608, 4349600, 5328260, 6089440, 6660325, 7611800, 8525216, 10656520, 13320650, 15223600, 21313040, 26641300, 30447200, 42626080, 53282600, 106565200, 213130400]

約数ペア:

[(1, 213130400), (2, 106565200), (4, 53282600), (5, 42626080), (7, 30447200), (8, 26641300), (10, 21313040), (14, 15223600), (16, 13320650), (20, 10656520), (25, 8525216), (28, 7611800), (32, 6660325), (35, 6089440), (40, 5328260), (49, 4349600), (50, 4262608), (56, 3805900), (70, 3044720), (80, 2664130), (98, 2174800), (100, 2131304), (112, 1902950), (140, 1522360), (160, 1332065), (175, 1217888), (196, 1087400), (200, 1065652), (224, 951475), (245, 869920), (280, 761180), (350, 608944), (392, 543700), (400, 532826), (490, 434960), (560, 380590), (700, 304472), (784, 271850), (800, 266413), (980, 217480), (1120, 190295), (1225, 173984), (1400, 152236), (1568, 135925), (1960, 108740), (2450, 86992), (2800, 76118), (3920, 54370), (4900, 43496), (5437, 39200), (5600, 38059), (7840, 27185), (9800, 21748), (10874, 19600)]