827921340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6451}}^1$

素因数の和:6520

約数の個数: 144

約数和(自身を含む): 2705504256

約数和(自身を除く): 1877582916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 31, 36, 45, 46, 60, 62, 69, 90, 92, 93, 115, 124, 138, 155, 180, 186, 207, 230, 276, 279, 310, 345, 372, 414, 460, 465, 558, 620, 690, 713, 828, 930, 1035, 1116, 1380, 1395, 1426, 1860, 2070, 2139, 2790, 2852, 3565, 4140, 4278, 5580, 6417, 6451, 7130, 8556, 10695, 12834, 12902, 14260, 19353, 21390, 25668, 25804, 32085, 32255, 38706, 42780, 58059, 64170, 64510, 77412, 96765, 116118, 128340, 129020, 148373, 193530, 199981, 232236, 290295, 296746, 387060, 399962, 445119, 580590, 593492, 599943, 741865, 799924, 890238, 999905, 1161180, 1199886, 1335357, 1483730, 1780476, 1799829, 1999810, 2225595, 2399772, 2670714, 2967460, 2999715, 3599658, 3999620, 4451190, 4599563, 5341428, 5999430, 6676785, 7199316, 8902380, 8999145, 9199126, 11998860, 13353570, 13798689, 17998290, 18398252, 22997815, 26707140, 27597378, 35996580, 41396067, 45995630, 55194756, 68993445, 82792134, 91991260, 137986890, 165584268, 206980335, 275973780, 413960670, 827921340]

約数ペア:

[(1, 827921340), (2, 413960670), (3, 275973780), (4, 206980335), (5, 165584268), (6, 137986890), (9, 91991260), (10, 82792134), (12, 68993445), (15, 55194756), (18, 45995630), (20, 41396067), (23, 35996580), (30, 27597378), (31, 26707140), (36, 22997815), (45, 18398252), (46, 17998290), (60, 13798689), (62, 13353570), (69, 11998860), (90, 9199126), (92, 8999145), (93, 8902380), (115, 7199316), (124, 6676785), (138, 5999430), (155, 5341428), (180, 4599563), (186, 4451190), (207, 3999620), (230, 3599658), (276, 2999715), (279, 2967460), (310, 2670714), (345, 2399772), (372, 2225595), (414, 1999810), (460, 1799829), (465, 1780476), (558, 1483730), (620, 1335357), (690, 1199886), (713, 1161180), (828, 999905), (930, 890238), (1035, 799924), (1116, 741865), (1380, 599943), (1395, 593492), (1426, 580590), (1860, 445119), (2070, 399962), (2139, 387060), (2790, 296746), (2852, 290295), (3565, 232236), (4140, 199981), (4278, 193530), (5580, 148373), (6417, 129020), (6451, 128340), (7130, 116118), (8556, 96765), (10695, 77412), (12834, 64510), (12902, 64170), (14260, 58059), (19353, 42780), (21390, 38706), (25668, 32255), (25804, 32085)]