16856725760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:729

約数の個数: 288

約数和(自身を含む): 48551311872

約数和(自身を除く): 31694586112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 157, 160, 161, 184, 224, 230, 256, 280, 314, 320, 322, 368, 448, 460, 521, 560, 628, 640, 644, 736, 785, 805, 896, 920, 1042, 1099, 1120, 1256, 1280, 1288, 1472, 1570, 1610, 1792, 1840, 2084, 2198, 2240, 2512, 2576, 2605, 2944, 3140, 3220, 3611, 3647, 3680, 4168, 4396, 4480, 5024, 5152, 5210, 5495, 5888, 6280, 6440, 7222, 7294, 7360, 8336, 8792, 8960, 10048, 10304, 10420, 10990, 11983, 12560, 12880, 14444, 14588, 14720, 16672, 17584, 18055, 18235, 20096, 20608, 20840, 21980, 23966, 25120, 25277, 25760, 28888, 29176, 29440, 33344, 35168, 36110, 36470, 40192, 41216, 41680, 43960, 47932, 50240, 50554, 51520, 57776, 58352, 59915, 66688, 70336, 72220, 72940, 81797, 83360, 83881, 87920, 95864, 100480, 101108, 103040, 115552, 116704, 119830, 126385, 133376, 140672, 144440, 145880, 163594, 166720, 167762, 175840, 191728, 200960, 202216, 206080, 231104, 233408, 239660, 252770, 281344, 288880, 291760, 327188, 333440, 335524, 351680, 383456, 404432, 408985, 419405, 462208, 466816, 479320, 505540, 572579, 577760, 583520, 654376, 666880, 671048, 703360, 766912, 808864, 817970, 838810, 924416, 933632, 958640, 1011080, 1145158, 1155520, 1167040, 1308752, 1342096, 1406720, 1533824, 1617728, 1635940, 1677620, 1881331, 1917280, 2022160, 2290316, 2311040, 2334080, 2617504, 2684192, 2862895, 3067648, 3235456, 3271880, 3355240, 3762662, 3834560, 4044320, 4580632, 4622080, 4668160, 5235008, 5368384, 5725790, 6470912, 6543760, 6710480, 7525324, 7669120, 8088640, 9161264, 9406655, 10470016, 10736768, 11451580, 13087520, 13169317, 13420960, 15050648, 15338240, 16177280, 18322528, 18813310, 20940032, 21473536, 22903160, 26175040, 26338634, 26841920, 30101296, 32354560, 36645056, 37626620, 45806320, 52350080, 52677268, 53683840, 60202592, 65846585, 73290112, 75253240, 91612640, 104700160, 105354536, 107367680, 120405184, 131693170, 146580224, 150506480, 183225280, 210709072, 240810368, 263386340, 301012960, 366450560, 421418144, 481620736, 526772680, 602025920, 732901120, 842836288, 1053545360, 1204051840, 1685672576, 2107090720, 2408103680, 3371345152, 4214181440, 8428362880, 16856725760]

約数ペア:

[(1, 16856725760), (2, 8428362880), (4, 4214181440), (5, 3371345152), (7, 2408103680), (8, 2107090720), (10, 1685672576), (14, 1204051840), (16, 1053545360), (20, 842836288), (23, 732901120), (28, 602025920), (32, 526772680), (35, 481620736), (40, 421418144), (46, 366450560), (56, 301012960), (64, 263386340), (70, 240810368), (80, 210709072), (92, 183225280), (112, 150506480), (115, 146580224), (128, 131693170), (140, 120405184), (157, 107367680), (160, 105354536), (161, 104700160), (184, 91612640), (224, 75253240), (230, 73290112), (256, 65846585), (280, 60202592), (314, 53683840), (320, 52677268), (322, 52350080), (368, 45806320), (448, 37626620), (460, 36645056), (521, 32354560), (560, 30101296), (628, 26841920), (640, 26338634), (644, 26175040), (736, 22903160), (785, 21473536), (805, 20940032), (896, 18813310), (920, 18322528), (1042, 16177280), (1099, 15338240), (1120, 15050648), (1256, 13420960), (1280, 13169317), (1288, 13087520), (1472, 11451580), (1570, 10736768), (1610, 10470016), (1792, 9406655), (1840, 9161264), (2084, 8088640), (2198, 7669120), (2240, 7525324), (2512, 6710480), (2576, 6543760), (2605, 6470912), (2944, 5725790), (3140, 5368384), (3220, 5235008), (3611, 4668160), (3647, 4622080), (3680, 4580632), (4168, 4044320), (4396, 3834560), (4480, 3762662), (5024, 3355240), (5152, 3271880), (5210, 3235456), (5495, 3067648), (5888, 2862895), (6280, 2684192), (6440, 2617504), (7222, 2334080), (7294, 2311040), (7360, 2290316), (8336, 2022160), (8792, 1917280), (8960, 1881331), (10048, 1677620), (10304, 1635940), (10420, 1617728), (10990, 1533824), (11983, 1406720), (12560, 1342096), (12880, 1308752), (14444, 1167040), (14588, 1155520), (14720, 1145158), (16672, 1011080), (17584, 958640), (18055, 933632), (18235, 924416), (20096, 838810), (20608, 817970), (20840, 808864), (21980, 766912), (23966, 703360), (25120, 671048), (25277, 666880), (25760, 654376), (28888, 583520), (29176, 577760), (29440, 572579), (33344, 505540), (35168, 479320), (36110, 466816), (36470, 462208), (40192, 419405), (41216, 408985), (41680, 404432), (43960, 383456), (47932, 351680), (50240, 335524), (50554, 333440), (51520, 327188), (57776, 291760), (58352, 288880), (59915, 281344), (66688, 252770), (70336, 239660), (72220, 233408), (72940, 231104), (81797, 206080), (83360, 202216), (83881, 200960), (87920, 191728), (95864, 175840), (100480, 167762), (101108, 166720), (103040, 163594), (115552, 145880), (116704, 144440), (119830, 140672), (126385, 133376)]