321015912

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1163}}^1$

素因数の和:1263

約数の個数: 128

約数和(自身を含む): 965468160

約数和(自身を除く): 644452248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 53, 56, 62, 84, 93, 106, 124, 159, 168, 186, 212, 217, 248, 318, 371, 372, 424, 434, 636, 651, 742, 744, 868, 1113, 1163, 1272, 1302, 1484, 1643, 1736, 2226, 2326, 2604, 2968, 3286, 3489, 4452, 4652, 4929, 5208, 6572, 6978, 8141, 8904, 9304, 9858, 11501, 13144, 13956, 16282, 19716, 23002, 24423, 27912, 32564, 34503, 36053, 39432, 46004, 48846, 61639, 65128, 69006, 72106, 92008, 97692, 108159, 123278, 138012, 144212, 184917, 195384, 216318, 246556, 252371, 276024, 288424, 369834, 431473, 432636, 493112, 504742, 739668, 757113, 862946, 865272, 1009484, 1294419, 1479336, 1514226, 1725892, 1910809, 2018968, 2588838, 3028452, 3451784, 3821618, 5177676, 5732427, 6056904, 7643236, 10355352, 11464854, 13375663, 15286472, 22929708, 26751326, 40126989, 45859416, 53502652, 80253978, 107005304, 160507956, 321015912]

約数ペア:

[(1, 321015912), (2, 160507956), (3, 107005304), (4, 80253978), (6, 53502652), (7, 45859416), (8, 40126989), (12, 26751326), (14, 22929708), (21, 15286472), (24, 13375663), (28, 11464854), (31, 10355352), (42, 7643236), (53, 6056904), (56, 5732427), (62, 5177676), (84, 3821618), (93, 3451784), (106, 3028452), (124, 2588838), (159, 2018968), (168, 1910809), (186, 1725892), (212, 1514226), (217, 1479336), (248, 1294419), (318, 1009484), (371, 865272), (372, 862946), (424, 757113), (434, 739668), (636, 504742), (651, 493112), (742, 432636), (744, 431473), (868, 369834), (1113, 288424), (1163, 276024), (1272, 252371), (1302, 246556), (1484, 216318), (1643, 195384), (1736, 184917), (2226, 144212), (2326, 138012), (2604, 123278), (2968, 108159), (3286, 97692), (3489, 92008), (4452, 72106), (4652, 69006), (4929, 65128), (5208, 61639), (6572, 48846), (6978, 46004), (8141, 39432), (8904, 36053), (9304, 34503), (9858, 32564), (11501, 27912), (13144, 24423), (13956, 23002), (16282, 19716)]