1643400720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{521}}^1$

素因数の和:890

約数の個数: 240

約数和(自身を含む): 5972711472

約数和(自身を除く): 4329310752

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 180, 195, 208, 234, 240, 260, 312, 337, 360, 390, 468, 520, 521, 585, 624, 674, 720, 780, 936, 1011, 1040, 1042, 1170, 1348, 1560, 1563, 1685, 1872, 2022, 2084, 2340, 2605, 2696, 3033, 3120, 3126, 3370, 4044, 4168, 4381, 4680, 4689, 5055, 5210, 5392, 6066, 6252, 6740, 6773, 7815, 8088, 8336, 8762, 9360, 9378, 10110, 10420, 12132, 12504, 13143, 13480, 13546, 15165, 15630, 16176, 17524, 18756, 20220, 20319, 20840, 21905, 23445, 24264, 25008, 26286, 26960, 27092, 30330, 31260, 33865, 35048, 37512, 39429, 40440, 40638, 41680, 43810, 46890, 48528, 52572, 54184, 60660, 60957, 62520, 65715, 67730, 70096, 75024, 78858, 80880, 81276, 87620, 93780, 101595, 105144, 108368, 121320, 121914, 125040, 131430, 135460, 157716, 162552, 175240, 175577, 187560, 197145, 203190, 210288, 242640, 243828, 262860, 270920, 304785, 315432, 325104, 350480, 351154, 375120, 394290, 406380, 487656, 525720, 526731, 541840, 609570, 630864, 702308, 788580, 812760, 877885, 975312, 1051440, 1053462, 1219140, 1404616, 1577160, 1580193, 1625520, 1755770, 2106924, 2282501, 2438280, 2633655, 2809232, 3154320, 3160386, 3511540, 4213848, 4565002, 4876560, 5267310, 6320772, 6847503, 7023080, 7900965, 8427696, 9130004, 10534620, 11412505, 12641544, 13695006, 14046160, 15801930, 18260008, 20542509, 21069240, 22825010, 25283088, 27390012, 31603860, 34237515, 36520016, 41085018, 42138480, 45650020, 54780024, 63207720, 68475030, 82170036, 91300040, 102712545, 109560048, 126415440, 136950060, 164340072, 182600080, 205425090, 273900120, 328680144, 410850180, 547800240, 821700360, 1643400720]

約数ペア:

[(1, 1643400720), (2, 821700360), (3, 547800240), (4, 410850180), (5, 328680144), (6, 273900120), (8, 205425090), (9, 182600080), (10, 164340072), (12, 136950060), (13, 126415440), (15, 109560048), (16, 102712545), (18, 91300040), (20, 82170036), (24, 68475030), (26, 63207720), (30, 54780024), (36, 45650020), (39, 42138480), (40, 41085018), (45, 36520016), (48, 34237515), (52, 31603860), (60, 27390012), (65, 25283088), (72, 22825010), (78, 21069240), (80, 20542509), (90, 18260008), (104, 15801930), (117, 14046160), (120, 13695006), (130, 12641544), (144, 11412505), (156, 10534620), (180, 9130004), (195, 8427696), (208, 7900965), (234, 7023080), (240, 6847503), (260, 6320772), (312, 5267310), (337, 4876560), (360, 4565002), (390, 4213848), (468, 3511540), (520, 3160386), (521, 3154320), (585, 2809232), (624, 2633655), (674, 2438280), (720, 2282501), (780, 2106924), (936, 1755770), (1011, 1625520), (1040, 1580193), (1042, 1577160), (1170, 1404616), (1348, 1219140), (1560, 1053462), (1563, 1051440), (1685, 975312), (1872, 877885), (2022, 812760), (2084, 788580), (2340, 702308), (2605, 630864), (2696, 609570), (3033, 541840), (3120, 526731), (3126, 525720), (3370, 487656), (4044, 406380), (4168, 394290), (4381, 375120), (4680, 351154), (4689, 350480), (5055, 325104), (5210, 315432), (5392, 304785), (6066, 270920), (6252, 262860), (6740, 243828), (6773, 242640), (7815, 210288), (8088, 203190), (8336, 197145), (8762, 187560), (9360, 175577), (9378, 175240), (10110, 162552), (10420, 157716), (12132, 135460), (12504, 131430), (13143, 125040), (13480, 121914), (13546, 121320), (15165, 108368), (15630, 105144), (16176, 101595), (17524, 93780), (18756, 87620), (20220, 81276), (20319, 80880), (20840, 78858), (21905, 75024), (23445, 70096), (24264, 67730), (25008, 65715), (26286, 62520), (26960, 60957), (27092, 60660), (30330, 54184), (31260, 52572), (33865, 48528), (35048, 46890), (37512, 43810), (39429, 41680), (40440, 40638)]