318727320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1\times {\mathrm{241}}^1$

素因数の和:465

約数の個数: 128

約数和(自身を含む): 978531840

約数和(自身を除く): 659804520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 103, 107, 120, 206, 214, 241, 309, 321, 412, 428, 482, 515, 535, 618, 642, 723, 824, 856, 964, 1030, 1070, 1205, 1236, 1284, 1446, 1545, 1605, 1928, 2060, 2140, 2410, 2472, 2568, 2892, 3090, 3210, 3615, 4120, 4280, 4820, 5784, 6180, 6420, 7230, 9640, 11021, 12360, 12840, 14460, 22042, 24823, 25787, 28920, 33063, 44084, 49646, 51574, 55105, 66126, 74469, 77361, 88168, 99292, 103148, 110210, 124115, 128935, 132252, 148938, 154722, 165315, 198584, 206296, 220420, 248230, 257870, 264504, 297876, 309444, 330630, 372345, 386805, 440840, 496460, 515740, 595752, 618888, 661260, 744690, 773610, 992920, 1031480, 1322520, 1489380, 1547220, 2656061, 2978760, 3094440, 5312122, 7968183, 10624244, 13280305, 15936366, 21248488, 26560610, 31872732, 39840915, 53121220, 63745464, 79681830, 106242440, 159363660, 318727320]

約数ペア:

[(1, 318727320), (2, 159363660), (3, 106242440), (4, 79681830), (5, 63745464), (6, 53121220), (8, 39840915), (10, 31872732), (12, 26560610), (15, 21248488), (20, 15936366), (24, 13280305), (30, 10624244), (40, 7968183), (60, 5312122), (103, 3094440), (107, 2978760), (120, 2656061), (206, 1547220), (214, 1489380), (241, 1322520), (309, 1031480), (321, 992920), (412, 773610), (428, 744690), (482, 661260), (515, 618888), (535, 595752), (618, 515740), (642, 496460), (723, 440840), (824, 386805), (856, 372345), (964, 330630), (1030, 309444), (1070, 297876), (1205, 264504), (1236, 257870), (1284, 248230), (1446, 220420), (1545, 206296), (1605, 198584), (1928, 165315), (2060, 154722), (2140, 148938), (2410, 132252), (2472, 128935), (2568, 124115), (2892, 110210), (3090, 103148), (3210, 99292), (3615, 88168), (4120, 77361), (4280, 74469), (4820, 66126), (5784, 55105), (6180, 51574), (6420, 49646), (7230, 44084), (9640, 33063), (11021, 28920), (12360, 25787), (12840, 24823), (14460, 22042)]