646279920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{6277}}^1$

素因数の和:6320

約数の個数: 240

約数和(自身を含む): 2550274272

約数和(自身を除く): 1903994352

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 20, 22, 24, 26, 30, 33, 36, 39, 40, 44, 45, 48, 52, 55, 60, 65, 66, 72, 78, 80, 88, 90, 99, 104, 110, 117, 120, 130, 132, 143, 144, 156, 165, 176, 180, 195, 198, 208, 220, 234, 240, 260, 264, 286, 312, 330, 360, 390, 396, 429, 440, 468, 495, 520, 528, 572, 585, 624, 660, 715, 720, 780, 792, 858, 880, 936, 990, 1040, 1144, 1170, 1287, 1320, 1430, 1560, 1584, 1716, 1872, 1980, 2145, 2288, 2340, 2574, 2640, 2860, 3120, 3432, 3960, 4290, 4680, 5148, 5720, 6277, 6435, 6864, 7920, 8580, 9360, 10296, 11440, 12554, 12870, 17160, 18831, 20592, 25108, 25740, 31385, 34320, 37662, 50216, 51480, 56493, 62770, 69047, 75324, 81601, 94155, 100432, 102960, 112986, 125540, 138094, 150648, 163202, 188310, 207141, 225972, 244803, 251080, 276188, 282465, 301296, 326404, 345235, 376620, 408005, 414282, 451944, 489606, 502160, 552376, 564930, 621423, 652808, 690470, 734409, 753240, 816010, 828564, 897611, 903888, 979212, 1035705, 1104752, 1129860, 1224015, 1242846, 1305616, 1380940, 1468818, 1506480, 1632020, 1657128, 1795222, 1958424, 2071410, 2259720, 2448030, 2485692, 2692833, 2761880, 2937636, 3107115, 3264040, 3314256, 3590444, 3672045, 3916848, 4142820, 4488055, 4519440, 4896060, 4971384, 5385666, 5523760, 5875272, 6214230, 6528080, 7180888, 7344090, 8078499, 8285640, 8976110, 9792120, 9942768, 10771332, 11750544, 12428460, 13464165, 14361776, 14688180, 16156998, 16571280, 17952220, 19584240, 21542664, 24856920, 26928330, 29376360, 32313996, 35904440, 40392495, 43085328, 49713840, 53856660, 58752720, 64627992, 71808880, 80784990, 107713320, 129255984, 161569980, 215426640, 323139960, 646279920]

約数ペア:

[(1, 646279920), (2, 323139960), (3, 215426640), (4, 161569980), (5, 129255984), (6, 107713320), (8, 80784990), (9, 71808880), (10, 64627992), (11, 58752720), (12, 53856660), (13, 49713840), (15, 43085328), (16, 40392495), (18, 35904440), (20, 32313996), (22, 29376360), (24, 26928330), (26, 24856920), (30, 21542664), (33, 19584240), (36, 17952220), (39, 16571280), (40, 16156998), (44, 14688180), (45, 14361776), (48, 13464165), (52, 12428460), (55, 11750544), (60, 10771332), (65, 9942768), (66, 9792120), (72, 8976110), (78, 8285640), (80, 8078499), (88, 7344090), (90, 7180888), (99, 6528080), (104, 6214230), (110, 5875272), (117, 5523760), (120, 5385666), (130, 4971384), (132, 4896060), (143, 4519440), (144, 4488055), (156, 4142820), (165, 3916848), (176, 3672045), (180, 3590444), (195, 3314256), (198, 3264040), (208, 3107115), (220, 2937636), (234, 2761880), (240, 2692833), (260, 2485692), (264, 2448030), (286, 2259720), (312, 2071410), (330, 1958424), (360, 1795222), (390, 1657128), (396, 1632020), (429, 1506480), (440, 1468818), (468, 1380940), (495, 1305616), (520, 1242846), (528, 1224015), (572, 1129860), (585, 1104752), (624, 1035705), (660, 979212), (715, 903888), (720, 897611), (780, 828564), (792, 816010), (858, 753240), (880, 734409), (936, 690470), (990, 652808), (1040, 621423), (1144, 564930), (1170, 552376), (1287, 502160), (1320, 489606), (1430, 451944), (1560, 414282), (1584, 408005), (1716, 376620), (1872, 345235), (1980, 326404), (2145, 301296), (2288, 282465), (2340, 276188), (2574, 251080), (2640, 244803), (2860, 225972), (3120, 207141), (3432, 188310), (3960, 163202), (4290, 150648), (4680, 138094), (5148, 125540), (5720, 112986), (6277, 102960), (6435, 100432), (6864, 94155), (7920, 81601), (8580, 75324), (9360, 69047), (10296, 62770), (11440, 56493), (12554, 51480), (12870, 50216), (17160, 37662), (18831, 34320), (20592, 31385), (25108, 25740)]