389849320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1171}}^1$

素因数の和:1259

約数の個数: 128

約数和(自身を含む): 1063238400

約数和(自身を除く): 673389080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 41, 56, 58, 70, 82, 116, 140, 145, 164, 203, 205, 232, 280, 287, 290, 328, 406, 410, 574, 580, 812, 820, 1015, 1148, 1160, 1171, 1189, 1435, 1624, 1640, 2030, 2296, 2342, 2378, 2870, 4060, 4684, 4756, 5740, 5855, 5945, 8120, 8197, 8323, 9368, 9512, 11480, 11710, 11890, 16394, 16646, 23420, 23780, 32788, 33292, 33959, 40985, 41615, 46840, 47560, 48011, 65576, 66584, 67918, 81970, 83230, 96022, 135836, 163940, 166460, 169795, 192044, 237713, 240055, 271672, 327880, 332920, 336077, 339590, 384088, 475426, 480110, 672154, 679180, 950852, 960220, 1188565, 1344308, 1358360, 1392319, 1680385, 1901704, 1920440, 2377130, 2688616, 2784638, 3360770, 4754260, 5569276, 6721540, 6961595, 9508520, 9746233, 11138552, 13443080, 13923190, 19492466, 27846380, 38984932, 48731165, 55692760, 77969864, 97462330, 194924660, 389849320]

約数ペア:

[(1, 389849320), (2, 194924660), (4, 97462330), (5, 77969864), (7, 55692760), (8, 48731165), (10, 38984932), (14, 27846380), (20, 19492466), (28, 13923190), (29, 13443080), (35, 11138552), (40, 9746233), (41, 9508520), (56, 6961595), (58, 6721540), (70, 5569276), (82, 4754260), (116, 3360770), (140, 2784638), (145, 2688616), (164, 2377130), (203, 1920440), (205, 1901704), (232, 1680385), (280, 1392319), (287, 1358360), (290, 1344308), (328, 1188565), (406, 960220), (410, 950852), (574, 679180), (580, 672154), (812, 480110), (820, 475426), (1015, 384088), (1148, 339590), (1160, 336077), (1171, 332920), (1189, 327880), (1435, 271672), (1624, 240055), (1640, 237713), (2030, 192044), (2296, 169795), (2342, 166460), (2378, 163940), (2870, 135836), (4060, 96022), (4684, 83230), (4756, 81970), (5740, 67918), (5855, 66584), (5945, 65576), (8120, 48011), (8197, 47560), (8323, 46840), (9368, 41615), (9512, 40985), (11480, 33959), (11710, 33292), (11890, 32788), (16394, 23780), (16646, 23420)]