331395120

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1399}}^1$

素因数の和:1472

約数の個数: 240

約数和(自身を含む): 1299916800

約数和(自身を除く): 968521680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 112, 120, 126, 140, 141, 144, 168, 180, 188, 210, 235, 240, 252, 280, 282, 315, 329, 336, 360, 376, 420, 423, 470, 504, 560, 564, 630, 658, 705, 720, 752, 840, 846, 940, 987, 1008, 1128, 1260, 1316, 1399, 1410, 1645, 1680, 1692, 1880, 1974, 2115, 2256, 2520, 2632, 2798, 2820, 2961, 3290, 3384, 3760, 3948, 4197, 4230, 4935, 5040, 5264, 5596, 5640, 5922, 6580, 6768, 6995, 7896, 8394, 8460, 9793, 9870, 11192, 11280, 11844, 12591, 13160, 13990, 14805, 15792, 16788, 16920, 19586, 19740, 20985, 22384, 23688, 25182, 26320, 27980, 29379, 29610, 33576, 33840, 39172, 39480, 41970, 47376, 48965, 50364, 55960, 58758, 59220, 62955, 65753, 67152, 78344, 78960, 83940, 88137, 97930, 100728, 111920, 117516, 118440, 125910, 131506, 146895, 156688, 167880, 176274, 195860, 197259, 201456, 235032, 236880, 251820, 263012, 293790, 328765, 335760, 352548, 391720, 394518, 440685, 460271, 470064, 503640, 526024, 587580, 591777, 657530, 705096, 783440, 789036, 881370, 920542, 986295, 1007280, 1052048, 1175160, 1183554, 1315060, 1380813, 1410192, 1578072, 1762740, 1841084, 1972590, 2301355, 2350320, 2367108, 2630120, 2761626, 2958885, 3156144, 3525480, 3682168, 3945180, 4142439, 4602710, 4734216, 5260240, 5523252, 5917770, 6904065, 7050960, 7364336, 7890360, 8284878, 9205420, 9468432, 11046504, 11835540, 13808130, 15780720, 16569756, 18410840, 20712195, 22093008, 23671080, 27616260, 33139512, 36821680, 41424390, 47342160, 55232520, 66279024, 82848780, 110465040, 165697560, 331395120]

約数ペア:

[(1, 331395120), (2, 165697560), (3, 110465040), (4, 82848780), (5, 66279024), (6, 55232520), (7, 47342160), (8, 41424390), (9, 36821680), (10, 33139512), (12, 27616260), (14, 23671080), (15, 22093008), (16, 20712195), (18, 18410840), (20, 16569756), (21, 15780720), (24, 13808130), (28, 11835540), (30, 11046504), (35, 9468432), (36, 9205420), (40, 8284878), (42, 7890360), (45, 7364336), (47, 7050960), (48, 6904065), (56, 5917770), (60, 5523252), (63, 5260240), (70, 4734216), (72, 4602710), (80, 4142439), (84, 3945180), (90, 3682168), (94, 3525480), (105, 3156144), (112, 2958885), (120, 2761626), (126, 2630120), (140, 2367108), (141, 2350320), (144, 2301355), (168, 1972590), (180, 1841084), (188, 1762740), (210, 1578072), (235, 1410192), (240, 1380813), (252, 1315060), (280, 1183554), (282, 1175160), (315, 1052048), (329, 1007280), (336, 986295), (360, 920542), (376, 881370), (420, 789036), (423, 783440), (470, 705096), (504, 657530), (560, 591777), (564, 587580), (630, 526024), (658, 503640), (705, 470064), (720, 460271), (752, 440685), (840, 394518), (846, 391720), (940, 352548), (987, 335760), (1008, 328765), (1128, 293790), (1260, 263012), (1316, 251820), (1399, 236880), (1410, 235032), (1645, 201456), (1680, 197259), (1692, 195860), (1880, 176274), (1974, 167880), (2115, 156688), (2256, 146895), (2520, 131506), (2632, 125910), (2798, 118440), (2820, 117516), (2961, 111920), (3290, 100728), (3384, 97930), (3760, 88137), (3948, 83940), (4197, 78960), (4230, 78344), (4935, 67152), (5040, 65753), (5264, 62955), (5596, 59220), (5640, 58758), (5922, 55960), (6580, 50364), (6768, 48965), (6995, 47376), (7896, 41970), (8394, 39480), (8460, 39172), (9793, 33840), (9870, 33576), (11192, 29610), (11280, 29379), (11844, 27980), (12591, 26320), (13160, 25182), (13990, 23688), (14805, 22384), (15792, 20985), (16788, 19740), (16920, 19586)]