390845520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:515

約数の個数: 320

約数和(自身を含む): 1499904000

約数和(自身を除く): 1109058480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 31, 36, 39, 40, 45, 48, 52, 54, 60, 62, 65, 72, 78, 80, 90, 93, 104, 108, 117, 120, 124, 130, 135, 144, 155, 156, 180, 186, 195, 208, 216, 234, 240, 248, 260, 270, 279, 310, 312, 351, 360, 372, 390, 403, 432, 449, 465, 468, 496, 520, 540, 558, 585, 620, 624, 702, 720, 744, 780, 806, 837, 898, 930, 936, 1040, 1080, 1116, 1170, 1209, 1240, 1347, 1395, 1404, 1488, 1560, 1612, 1674, 1755, 1796, 1860, 1872, 2015, 2160, 2232, 2245, 2340, 2418, 2480, 2694, 2790, 2808, 3120, 3224, 3348, 3510, 3592, 3627, 3720, 4030, 4041, 4185, 4464, 4490, 4680, 4836, 5388, 5580, 5616, 5837, 6045, 6448, 6696, 6735, 7020, 7184, 7254, 7440, 8060, 8082, 8370, 8980, 9360, 9672, 10776, 10881, 11160, 11674, 12090, 12123, 13392, 13470, 13919, 14040, 14508, 16120, 16164, 16740, 17511, 17960, 18135, 19344, 20205, 21552, 21762, 22320, 23348, 24180, 24246, 26940, 27838, 28080, 29016, 29185, 32240, 32328, 33480, 35022, 35920, 36270, 40410, 41757, 43524, 46696, 48360, 48492, 52533, 53880, 54405, 55676, 58032, 58370, 60615, 64656, 66960, 69595, 70044, 72540, 80820, 83514, 87048, 87555, 93392, 96720, 96984, 105066, 107760, 108810, 111352, 116740, 121230, 125271, 139190, 140088, 145080, 157599, 161640, 167028, 174096, 175110, 180947, 193968, 208785, 210132, 217620, 222704, 233480, 242460, 250542, 262665, 278380, 280176, 290160, 315198, 323280, 334056, 350220, 361894, 375813, 417570, 420264, 435240, 466960, 484920, 501084, 525330, 542841, 556760, 626355, 630396, 668112, 700440, 723788, 751626, 787995, 835140, 840528, 870480, 904735, 969840, 1002168, 1050660, 1085682, 1113520, 1252710, 1260792, 1400880, 1447576, 1503252, 1575990, 1628523, 1670280, 1809470, 1879065, 2004336, 2101320, 2171364, 2505420, 2521584, 2714205, 2895152, 3006504, 3151980, 3257046, 3340560, 3618940, 3758130, 4202640, 4342728, 4885569, 5010840, 5428410, 6013008, 6303960, 6514092, 7237880, 7516260, 8142615, 8685456, 9771138, 10021680, 10856820, 12607920, 13028184, 14475760, 15032520, 16285230, 19542276, 21713640, 24427845, 26056368, 30065040, 32570460, 39084552, 43427280, 48855690, 65140920, 78169104, 97711380, 130281840, 195422760, 390845520]

約数ペア:

[(1, 390845520), (2, 195422760), (3, 130281840), (4, 97711380), (5, 78169104), (6, 65140920), (8, 48855690), (9, 43427280), (10, 39084552), (12, 32570460), (13, 30065040), (15, 26056368), (16, 24427845), (18, 21713640), (20, 19542276), (24, 16285230), (26, 15032520), (27, 14475760), (30, 13028184), (31, 12607920), (36, 10856820), (39, 10021680), (40, 9771138), (45, 8685456), (48, 8142615), (52, 7516260), (54, 7237880), (60, 6514092), (62, 6303960), (65, 6013008), (72, 5428410), (78, 5010840), (80, 4885569), (90, 4342728), (93, 4202640), (104, 3758130), (108, 3618940), (117, 3340560), (120, 3257046), (124, 3151980), (130, 3006504), (135, 2895152), (144, 2714205), (155, 2521584), (156, 2505420), (180, 2171364), (186, 2101320), (195, 2004336), (208, 1879065), (216, 1809470), (234, 1670280), (240, 1628523), (248, 1575990), (260, 1503252), (270, 1447576), (279, 1400880), (310, 1260792), (312, 1252710), (351, 1113520), (360, 1085682), (372, 1050660), (390, 1002168), (403, 969840), (432, 904735), (449, 870480), (465, 840528), (468, 835140), (496, 787995), (520, 751626), (540, 723788), (558, 700440), (585, 668112), (620, 630396), (624, 626355), (702, 556760), (720, 542841), (744, 525330), (780, 501084), (806, 484920), (837, 466960), (898, 435240), (930, 420264), (936, 417570), (1040, 375813), (1080, 361894), (1116, 350220), (1170, 334056), (1209, 323280), (1240, 315198), (1347, 290160), (1395, 280176), (1404, 278380), (1488, 262665), (1560, 250542), (1612, 242460), (1674, 233480), (1755, 222704), (1796, 217620), (1860, 210132), (1872, 208785), (2015, 193968), (2160, 180947), (2232, 175110), (2245, 174096), (2340, 167028), (2418, 161640), (2480, 157599), (2694, 145080), (2790, 140088), (2808, 139190), (3120, 125271), (3224, 121230), (3348, 116740), (3510, 111352), (3592, 108810), (3627, 107760), (3720, 105066), (4030, 96984), (4041, 96720), (4185, 93392), (4464, 87555), (4490, 87048), (4680, 83514), (4836, 80820), (5388, 72540), (5580, 70044), (5616, 69595), (5837, 66960), (6045, 64656), (6448, 60615), (6696, 58370), (6735, 58032), (7020, 55676), (7184, 54405), (7254, 53880), (7440, 52533), (8060, 48492), (8082, 48360), (8370, 46696), (8980, 43524), (9360, 41757), (9672, 40410), (10776, 36270), (10881, 35920), (11160, 35022), (11674, 33480), (12090, 32328), (12123, 32240), (13392, 29185), (13470, 29016), (13919, 28080), (14040, 27838), (14508, 26940), (16120, 24246), (16164, 24180), (16740, 23348), (17511, 22320), (17960, 21762), (18135, 21552), (19344, 20205)]