818656320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1531}}^1$

素因数の和:2108

約数の個数: 112

約数和(自身を含む): 2605601088

約数和(自身を除く): 1786944768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 557, 960, 1114, 1531, 1671, 2228, 2785, 3062, 3342, 4456, 4593, 5570, 6124, 6684, 7655, 8355, 8912, 9186, 11140, 12248, 13368, 15310, 16710, 17824, 18372, 22280, 22965, 24496, 26736, 30620, 33420, 35648, 36744, 44560, 45930, 48992, 53472, 61240, 66840, 73488, 89120, 91860, 97984, 106944, 122480, 133680, 146976, 178240, 183720, 244960, 267360, 293952, 367440, 489920, 534720, 734880, 852767, 1469760, 1705534, 2558301, 3411068, 4263835, 5116602, 6822136, 8527670, 10233204, 12791505, 13644272, 17055340, 20466408, 25583010, 27288544, 34110680, 40932816, 51166020, 54577088, 68221360, 81865632, 102332040, 136442720, 163731264, 204664080, 272885440, 409328160, 818656320]

約数ペア:

[(1, 818656320), (2, 409328160), (3, 272885440), (4, 204664080), (5, 163731264), (6, 136442720), (8, 102332040), (10, 81865632), (12, 68221360), (15, 54577088), (16, 51166020), (20, 40932816), (24, 34110680), (30, 27288544), (32, 25583010), (40, 20466408), (48, 17055340), (60, 13644272), (64, 12791505), (80, 10233204), (96, 8527670), (120, 6822136), (160, 5116602), (192, 4263835), (240, 3411068), (320, 2558301), (480, 1705534), (557, 1469760), (960, 852767), (1114, 734880), (1531, 534720), (1671, 489920), (2228, 367440), (2785, 293952), (3062, 267360), (3342, 244960), (4456, 183720), (4593, 178240), (5570, 146976), (6124, 133680), (6684, 122480), (7655, 106944), (8355, 97984), (8912, 91860), (9186, 89120), (11140, 73488), (12248, 66840), (13368, 61240), (15310, 53472), (16710, 48992), (17824, 45930), (18372, 44560), (22280, 36744), (22965, 35648), (24496, 33420), (26736, 30620)]