248407600

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1123}}^1$

素因数の和:1227

約数の個数: 120

約数和(自身を含む): 691304960

約数和(自身を除く): 442897360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 79, 80, 100, 112, 140, 158, 175, 200, 280, 316, 350, 395, 400, 553, 560, 632, 700, 790, 1106, 1123, 1264, 1400, 1580, 1975, 2212, 2246, 2765, 2800, 3160, 3950, 4424, 4492, 5530, 5615, 6320, 7861, 7900, 8848, 8984, 11060, 11230, 13825, 15722, 15800, 17968, 22120, 22460, 27650, 28075, 31444, 31600, 39305, 44240, 44920, 55300, 56150, 62888, 78610, 88717, 89840, 110600, 112300, 125776, 157220, 177434, 196525, 221200, 224600, 314440, 354868, 393050, 443585, 449200, 621019, 628880, 709736, 786100, 887170, 1242038, 1419472, 1572200, 1774340, 2217925, 2484076, 3105095, 3144400, 3548680, 4435850, 4968152, 6210190, 7097360, 8871700, 9936304, 12420380, 15525475, 17743400, 24840760, 31050950, 35486800, 49681520, 62101900, 124203800, 248407600]

約数ペア:

[(1, 248407600), (2, 124203800), (4, 62101900), (5, 49681520), (7, 35486800), (8, 31050950), (10, 24840760), (14, 17743400), (16, 15525475), (20, 12420380), (25, 9936304), (28, 8871700), (35, 7097360), (40, 6210190), (50, 4968152), (56, 4435850), (70, 3548680), (79, 3144400), (80, 3105095), (100, 2484076), (112, 2217925), (140, 1774340), (158, 1572200), (175, 1419472), (200, 1242038), (280, 887170), (316, 786100), (350, 709736), (395, 628880), (400, 621019), (553, 449200), (560, 443585), (632, 393050), (700, 354868), (790, 314440), (1106, 224600), (1123, 221200), (1264, 196525), (1400, 177434), (1580, 157220), (1975, 125776), (2212, 112300), (2246, 110600), (2765, 89840), (2800, 88717), (3160, 78610), (3950, 62888), (4424, 56150), (4492, 55300), (5530, 44920), (5615, 44240), (6320, 39305), (7861, 31600), (7900, 31444), (8848, 28075), (8984, 27650), (11060, 22460), (11230, 22120), (13825, 17968), (15722, 15800)]