331997640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:556

約数の個数: 256

約数和(自身を含む): 1180569600

約数和(自身を除く): 848571960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 23, 24, 26, 30, 38, 39, 40, 46, 52, 57, 60, 65, 69, 76, 78, 92, 95, 104, 114, 115, 120, 130, 138, 152, 156, 184, 190, 195, 228, 230, 247, 260, 276, 285, 299, 312, 345, 380, 390, 437, 456, 460, 487, 494, 520, 552, 570, 598, 690, 741, 760, 780, 874, 897, 920, 974, 988, 1140, 1196, 1235, 1311, 1380, 1461, 1482, 1495, 1560, 1748, 1794, 1948, 1976, 2185, 2280, 2392, 2435, 2470, 2622, 2760, 2922, 2964, 2990, 3496, 3588, 3705, 3896, 4370, 4485, 4870, 4940, 5244, 5681, 5844, 5928, 5980, 6331, 6555, 7176, 7305, 7410, 8740, 8970, 9253, 9740, 9880, 10488, 11201, 11362, 11688, 11960, 12662, 13110, 14610, 14820, 17043, 17480, 17940, 18506, 18993, 19480, 22402, 22724, 25324, 26220, 27759, 28405, 29220, 29640, 31655, 33603, 34086, 35880, 37012, 37986, 44804, 45448, 46265, 50648, 52440, 55518, 56005, 56810, 58440, 63310, 67206, 68172, 74024, 75972, 85215, 89608, 92530, 94965, 111036, 112010, 113620, 120289, 126620, 134412, 136344, 138795, 145613, 151944, 168015, 170430, 185060, 189930, 212819, 222072, 224020, 227240, 240578, 253240, 268824, 277590, 291226, 336030, 340860, 360867, 370120, 379860, 425638, 436839, 448040, 481156, 555180, 582452, 601445, 638457, 672060, 681720, 721734, 728065, 759720, 851276, 873678, 962312, 1064095, 1110360, 1164904, 1202890, 1276914, 1344120, 1443468, 1456130, 1702552, 1747356, 1804335, 2128190, 2184195, 2405780, 2553828, 2766647, 2886936, 2912260, 3192285, 3494712, 3608670, 4256380, 4368390, 4811560, 5107656, 5533294, 5824520, 6384570, 7217340, 8299941, 8512760, 8736780, 11066588, 12769140, 13833235, 14434680, 16599882, 17473560, 22133176, 25538280, 27666470, 33199764, 41499705, 55332940, 66399528, 82999410, 110665880, 165998820, 331997640]

約数ペア:

[(1, 331997640), (2, 165998820), (3, 110665880), (4, 82999410), (5, 66399528), (6, 55332940), (8, 41499705), (10, 33199764), (12, 27666470), (13, 25538280), (15, 22133176), (19, 17473560), (20, 16599882), (23, 14434680), (24, 13833235), (26, 12769140), (30, 11066588), (38, 8736780), (39, 8512760), (40, 8299941), (46, 7217340), (52, 6384570), (57, 5824520), (60, 5533294), (65, 5107656), (69, 4811560), (76, 4368390), (78, 4256380), (92, 3608670), (95, 3494712), (104, 3192285), (114, 2912260), (115, 2886936), (120, 2766647), (130, 2553828), (138, 2405780), (152, 2184195), (156, 2128190), (184, 1804335), (190, 1747356), (195, 1702552), (228, 1456130), (230, 1443468), (247, 1344120), (260, 1276914), (276, 1202890), (285, 1164904), (299, 1110360), (312, 1064095), (345, 962312), (380, 873678), (390, 851276), (437, 759720), (456, 728065), (460, 721734), (487, 681720), (494, 672060), (520, 638457), (552, 601445), (570, 582452), (598, 555180), (690, 481156), (741, 448040), (760, 436839), (780, 425638), (874, 379860), (897, 370120), (920, 360867), (974, 340860), (988, 336030), (1140, 291226), (1196, 277590), (1235, 268824), (1311, 253240), (1380, 240578), (1461, 227240), (1482, 224020), (1495, 222072), (1560, 212819), (1748, 189930), (1794, 185060), (1948, 170430), (1976, 168015), (2185, 151944), (2280, 145613), (2392, 138795), (2435, 136344), (2470, 134412), (2622, 126620), (2760, 120289), (2922, 113620), (2964, 112010), (2990, 111036), (3496, 94965), (3588, 92530), (3705, 89608), (3896, 85215), (4370, 75972), (4485, 74024), (4870, 68172), (4940, 67206), (5244, 63310), (5681, 58440), (5844, 56810), (5928, 56005), (5980, 55518), (6331, 52440), (6555, 50648), (7176, 46265), (7305, 45448), (7410, 44804), (8740, 37986), (8970, 37012), (9253, 35880), (9740, 34086), (9880, 33603), (10488, 31655), (11201, 29640), (11362, 29220), (11688, 28405), (11960, 27759), (12662, 26220), (13110, 25324), (14610, 22724), (14820, 22402), (17043, 19480), (17480, 18993), (17940, 18506)]