89977720

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1583}}^1$

素因数の和:1637

約数の個数: 96

約数和(自身を含む): 243777600

約数和(自身を除く): 153799880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 49, 56, 58, 70, 98, 116, 140, 145, 196, 203, 232, 245, 280, 290, 392, 406, 490, 580, 812, 980, 1015, 1160, 1421, 1583, 1624, 1960, 2030, 2842, 3166, 4060, 5684, 6332, 7105, 7915, 8120, 11081, 11368, 12664, 14210, 15830, 22162, 28420, 31660, 44324, 45907, 55405, 56840, 63320, 77567, 88648, 91814, 110810, 155134, 183628, 221620, 229535, 310268, 321349, 367256, 387835, 443240, 459070, 620536, 642698, 775670, 918140, 1285396, 1551340, 1606745, 1836280, 2249443, 2570792, 3102680, 3213490, 4498886, 6426980, 8997772, 11247215, 12853960, 17995544, 22494430, 44988860, 89977720]

約数ペア:

[(1, 89977720), (2, 44988860), (4, 22494430), (5, 17995544), (7, 12853960), (8, 11247215), (10, 8997772), (14, 6426980), (20, 4498886), (28, 3213490), (29, 3102680), (35, 2570792), (40, 2249443), (49, 1836280), (56, 1606745), (58, 1551340), (70, 1285396), (98, 918140), (116, 775670), (140, 642698), (145, 620536), (196, 459070), (203, 443240), (232, 387835), (245, 367256), (280, 321349), (290, 310268), (392, 229535), (406, 221620), (490, 183628), (580, 155134), (812, 110810), (980, 91814), (1015, 88648), (1160, 77567), (1421, 63320), (1583, 56840), (1624, 55405), (1960, 45907), (2030, 44324), (2842, 31660), (3166, 28420), (4060, 22162), (5684, 15830), (6332, 14210), (7105, 12664), (7915, 11368), (8120, 11081)]