890409120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1367}}^1$

素因数の和:1467

約数の個数: 192

約数和(自身を含む): 2978519040

約数和(自身を除く): 2088109920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 59, 60, 69, 80, 92, 96, 115, 118, 120, 138, 160, 177, 184, 230, 236, 240, 276, 295, 345, 354, 368, 460, 472, 480, 552, 590, 690, 708, 736, 885, 920, 944, 1104, 1180, 1357, 1367, 1380, 1416, 1770, 1840, 1888, 2208, 2360, 2714, 2734, 2760, 2832, 3540, 3680, 4071, 4101, 4720, 5428, 5468, 5520, 5664, 6785, 6835, 7080, 8142, 8202, 9440, 10856, 10936, 11040, 13570, 13670, 14160, 16284, 16404, 20355, 20505, 21712, 21872, 27140, 27340, 28320, 31441, 32568, 32808, 40710, 41010, 43424, 43744, 54280, 54680, 62882, 65136, 65616, 80653, 81420, 82020, 94323, 108560, 109360, 125764, 130272, 131232, 157205, 161306, 162840, 164040, 188646, 217120, 218720, 241959, 251528, 314410, 322612, 325680, 328080, 377292, 403265, 471615, 483918, 503056, 628820, 645224, 651360, 656160, 754584, 806530, 943230, 967836, 1006112, 1209795, 1257640, 1290448, 1509168, 1613060, 1855019, 1886460, 1935672, 2419590, 2515280, 2580896, 3018336, 3226120, 3710038, 3772920, 3871344, 4839180, 5030560, 5565057, 6452240, 7420076, 7545840, 7742688, 9275095, 9678360, 11130114, 12904480, 14840152, 15091680, 18550190, 19356720, 22260228, 27825285, 29680304, 37100380, 38713440, 44520456, 55650570, 59360608, 74200760, 89040912, 111301140, 148401520, 178081824, 222602280, 296803040, 445204560, 890409120]

約数ペア:

[(1, 890409120), (2, 445204560), (3, 296803040), (4, 222602280), (5, 178081824), (6, 148401520), (8, 111301140), (10, 89040912), (12, 74200760), (15, 59360608), (16, 55650570), (20, 44520456), (23, 38713440), (24, 37100380), (30, 29680304), (32, 27825285), (40, 22260228), (46, 19356720), (48, 18550190), (59, 15091680), (60, 14840152), (69, 12904480), (80, 11130114), (92, 9678360), (96, 9275095), (115, 7742688), (118, 7545840), (120, 7420076), (138, 6452240), (160, 5565057), (177, 5030560), (184, 4839180), (230, 3871344), (236, 3772920), (240, 3710038), (276, 3226120), (295, 3018336), (345, 2580896), (354, 2515280), (368, 2419590), (460, 1935672), (472, 1886460), (480, 1855019), (552, 1613060), (590, 1509168), (690, 1290448), (708, 1257640), (736, 1209795), (885, 1006112), (920, 967836), (944, 943230), (1104, 806530), (1180, 754584), (1357, 656160), (1367, 651360), (1380, 645224), (1416, 628820), (1770, 503056), (1840, 483918), (1888, 471615), (2208, 403265), (2360, 377292), (2714, 328080), (2734, 325680), (2760, 322612), (2832, 314410), (3540, 251528), (3680, 241959), (4071, 218720), (4101, 217120), (4720, 188646), (5428, 164040), (5468, 162840), (5520, 161306), (5664, 157205), (6785, 131232), (6835, 130272), (7080, 125764), (8142, 109360), (8202, 108560), (9440, 94323), (10856, 82020), (10936, 81420), (11040, 80653), (13570, 65616), (13670, 65136), (14160, 62882), (16284, 54680), (16404, 54280), (20355, 43744), (20505, 43424), (21712, 41010), (21872, 40710), (27140, 32808), (27340, 32568), (28320, 31441)]