208358280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^2$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 732726540

約数和(自身を除く): 524368260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 211, 234, 260, 312, 360, 390, 422, 468, 520, 585, 633, 780, 844, 936, 1055, 1170, 1266, 1560, 1688, 1899, 2110, 2340, 2532, 2743, 3165, 3798, 4220, 4680, 5064, 5486, 6330, 7596, 8229, 8440, 9495, 10972, 12660, 13715, 15192, 16458, 18990, 21944, 24687, 25320, 27430, 32916, 37980, 41145, 44521, 49374, 54860, 65832, 75960, 82290, 89042, 98748, 109720, 123435, 133563, 164580, 178084, 197496, 222605, 246870, 267126, 329160, 356168, 400689, 445210, 493740, 534252, 578773, 667815, 801378, 890420, 987480, 1068504, 1157546, 1335630, 1602756, 1736319, 1780840, 2003445, 2315092, 2671260, 2893865, 3205512, 3472638, 4006890, 4630184, 5208957, 5342520, 5787730, 6945276, 8013780, 8681595, 10417914, 11575460, 13890552, 16027560, 17363190, 20835828, 23150920, 26044785, 34726380, 41671656, 52089570, 69452760, 104179140, 208358280]

約数ペア:

[(1, 208358280), (2, 104179140), (3, 69452760), (4, 52089570), (5, 41671656), (6, 34726380), (8, 26044785), (9, 23150920), (10, 20835828), (12, 17363190), (13, 16027560), (15, 13890552), (18, 11575460), (20, 10417914), (24, 8681595), (26, 8013780), (30, 6945276), (36, 5787730), (39, 5342520), (40, 5208957), (45, 4630184), (52, 4006890), (60, 3472638), (65, 3205512), (72, 2893865), (78, 2671260), (90, 2315092), (104, 2003445), (117, 1780840), (120, 1736319), (130, 1602756), (156, 1335630), (180, 1157546), (195, 1068504), (211, 987480), (234, 890420), (260, 801378), (312, 667815), (360, 578773), (390, 534252), (422, 493740), (468, 445210), (520, 400689), (585, 356168), (633, 329160), (780, 267126), (844, 246870), (936, 222605), (1055, 197496), (1170, 178084), (1266, 164580), (1560, 133563), (1688, 123435), (1899, 109720), (2110, 98748), (2340, 89042), (2532, 82290), (2743, 75960), (3165, 65832), (3798, 54860), (4220, 49374), (4680, 44521), (5064, 41145), (5486, 37980), (6330, 32916), (7596, 27430), (8229, 25320), (8440, 24687), (9495, 21944), (10972, 18990), (12660, 16458), (13715, 15192)]