1311345360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{829}}^1$

素因数の和:887

約数の個数: 240

約数和(自身を含む): 4776517200

約数和(自身を除く): 3465171840

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, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 829, 845, 936, 1014, 1040, 1170, 1352, 1521, 1560, 1658, 1690, 1872, 2028, 2197, 2340, 2487, 2535, 2704, 3042, 3120, 3316, 3380, 4056, 4145, 4394, 4680, 4974, 5070, 6084, 6591, 6632, 6760, 7461, 7605, 8112, 8290, 8788, 9360, 9948, 10140, 10777, 10985, 12168, 12435, 13182, 13264, 13520, 14922, 15210, 16580, 17576, 19773, 19896, 20280, 21554, 21970, 24336, 24870, 26364, 29844, 30420, 32331, 32955, 33160, 35152, 37305, 39546, 39792, 40560, 43108, 43940, 49740, 52728, 53885, 59688, 60840, 64662, 65910, 66320, 74610, 79092, 86216, 87880, 96993, 98865, 99480, 105456, 107770, 119376, 121680, 129324, 131820, 140101, 149220, 158184, 161655, 172432, 175760, 193986, 197730, 198960, 215540, 258648, 263640, 280202, 298440, 316368, 323310, 387972, 395460, 420303, 431080, 484965, 517296, 527280, 560404, 596880, 646620, 700505, 775944, 790920, 840606, 862160, 969930, 1120808, 1260909, 1293240, 1401010, 1551888, 1581840, 1681212, 1821313, 1939860, 2101515, 2241616, 2521818, 2586480, 2802020, 3362424, 3642626, 3879720, 4203030, 5043636, 5463939, 5604040, 6304545, 6724848, 7285252, 7759440, 8406060, 9106565, 10087272, 10927878, 11208080, 12609090, 14570504, 16391817, 16812120, 18213130, 20174544, 21855756, 25218180, 27319695, 29141008, 32783634, 33624240, 36426260, 43711512, 50436360, 54639390, 65567268, 72852520, 81959085, 87423024, 100872720, 109278780, 131134536, 145705040, 163918170, 218557560, 262269072, 327836340, 437115120, 655672680, 1311345360]

約数ペア:

[(1, 1311345360), (2, 655672680), (3, 437115120), (4, 327836340), (5, 262269072), (6, 218557560), (8, 163918170), (9, 145705040), (10, 131134536), (12, 109278780), (13, 100872720), (15, 87423024), (16, 81959085), (18, 72852520), (20, 65567268), (24, 54639390), (26, 50436360), (30, 43711512), (36, 36426260), (39, 33624240), (40, 32783634), (45, 29141008), (48, 27319695), (52, 25218180), (60, 21855756), (65, 20174544), (72, 18213130), (78, 16812120), (80, 16391817), (90, 14570504), (104, 12609090), (117, 11208080), (120, 10927878), (130, 10087272), (144, 9106565), (156, 8406060), (169, 7759440), (180, 7285252), (195, 6724848), (208, 6304545), (234, 5604040), (240, 5463939), (260, 5043636), (312, 4203030), (338, 3879720), (360, 3642626), (390, 3362424), (468, 2802020), (507, 2586480), (520, 2521818), (585, 2241616), (624, 2101515), (676, 1939860), (720, 1821313), (780, 1681212), (829, 1581840), (845, 1551888), (936, 1401010), (1014, 1293240), (1040, 1260909), (1170, 1120808), (1352, 969930), (1521, 862160), (1560, 840606), (1658, 790920), (1690, 775944), (1872, 700505), (2028, 646620), (2197, 596880), (2340, 560404), (2487, 527280), (2535, 517296), (2704, 484965), (3042, 431080), (3120, 420303), (3316, 395460), (3380, 387972), (4056, 323310), (4145, 316368), (4394, 298440), (4680, 280202), (4974, 263640), (5070, 258648), (6084, 215540), (6591, 198960), (6632, 197730), (6760, 193986), (7461, 175760), (7605, 172432), (8112, 161655), (8290, 158184), (8788, 149220), (9360, 140101), (9948, 131820), (10140, 129324), (10777, 121680), (10985, 119376), (12168, 107770), (12435, 105456), (13182, 99480), (13264, 98865), (13520, 96993), (14922, 87880), (15210, 86216), (16580, 79092), (17576, 74610), (19773, 66320), (19896, 65910), (20280, 64662), (21554, 60840), (21970, 59688), (24336, 53885), (24870, 52728), (26364, 49740), (29844, 43940), (30420, 43108), (32331, 40560), (32955, 39792), (33160, 39546), (35152, 37305)]