331786840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{1399}}^1$

素因数の和:1446

約数の個数: 144

約数和(自身を含む): 955206000

約数和(自身を除く): 623419160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 49, 55, 56, 70, 77, 88, 98, 110, 121, 140, 154, 196, 220, 242, 245, 280, 308, 385, 392, 440, 484, 490, 539, 605, 616, 770, 847, 968, 980, 1078, 1210, 1399, 1540, 1694, 1960, 2156, 2420, 2695, 2798, 3080, 3388, 4235, 4312, 4840, 5390, 5596, 5929, 6776, 6995, 8470, 9793, 10780, 11192, 11858, 13990, 15389, 16940, 19586, 21560, 23716, 27980, 29645, 30778, 33880, 39172, 47432, 48965, 55960, 59290, 61556, 68551, 76945, 78344, 97930, 107723, 118580, 123112, 137102, 153890, 169279, 195860, 215446, 237160, 274204, 307780, 338558, 342755, 391720, 430892, 538615, 548408, 615560, 677116, 685510, 754061, 846395, 861784, 1077230, 1184953, 1354232, 1371020, 1508122, 1692790, 2154460, 2369906, 2742040, 3016244, 3385580, 3770305, 4308920, 4739812, 5924765, 6032488, 6771160, 7540610, 8294671, 9479624, 11849530, 15081220, 16589342, 23699060, 30162440, 33178684, 41473355, 47398120, 66357368, 82946710, 165893420, 331786840]

約数ペア:

[(1, 331786840), (2, 165893420), (4, 82946710), (5, 66357368), (7, 47398120), (8, 41473355), (10, 33178684), (11, 30162440), (14, 23699060), (20, 16589342), (22, 15081220), (28, 11849530), (35, 9479624), (40, 8294671), (44, 7540610), (49, 6771160), (55, 6032488), (56, 5924765), (70, 4739812), (77, 4308920), (88, 3770305), (98, 3385580), (110, 3016244), (121, 2742040), (140, 2369906), (154, 2154460), (196, 1692790), (220, 1508122), (242, 1371020), (245, 1354232), (280, 1184953), (308, 1077230), (385, 861784), (392, 846395), (440, 754061), (484, 685510), (490, 677116), (539, 615560), (605, 548408), (616, 538615), (770, 430892), (847, 391720), (968, 342755), (980, 338558), (1078, 307780), (1210, 274204), (1399, 237160), (1540, 215446), (1694, 195860), (1960, 169279), (2156, 153890), (2420, 137102), (2695, 123112), (2798, 118580), (3080, 107723), (3388, 97930), (4235, 78344), (4312, 76945), (4840, 68551), (5390, 61556), (5596, 59290), (5929, 55960), (6776, 48965), (6995, 47432), (8470, 39172), (9793, 33880), (10780, 30778), (11192, 29645), (11858, 27980), (13990, 23716), (15389, 21560), (16940, 19586)]