31482360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2$

素因数の和:99

約数の個数: 288

約数和(自身を含む): 130122720

約数和(自身を除く): 98640360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 31, 35, 36, 39, 40, 42, 45, 52, 56, 60, 62, 63, 65, 70, 72, 78, 84, 90, 91, 93, 104, 105, 117, 120, 124, 126, 130, 140, 155, 156, 168, 180, 182, 186, 195, 210, 217, 234, 248, 252, 260, 273, 279, 280, 310, 312, 315, 360, 364, 372, 390, 403, 420, 434, 455, 465, 468, 504, 520, 546, 558, 585, 620, 630, 651, 728, 744, 780, 806, 819, 840, 868, 910, 930, 936, 961, 1085, 1092, 1116, 1170, 1209, 1240, 1260, 1302, 1365, 1395, 1560, 1612, 1638, 1736, 1820, 1860, 1922, 1953, 2015, 2170, 2184, 2232, 2340, 2418, 2520, 2604, 2730, 2790, 2821, 2883, 3224, 3255, 3276, 3627, 3640, 3720, 3844, 3906, 4030, 4095, 4340, 4680, 4805, 4836, 5208, 5460, 5580, 5642, 5766, 6045, 6510, 6552, 6727, 7254, 7688, 7812, 8060, 8190, 8463, 8649, 8680, 9610, 9672, 9765, 10920, 11160, 11284, 11532, 12090, 12493, 13020, 13454, 14105, 14415, 14508, 15624, 16120, 16380, 16926, 17298, 18135, 19220, 19530, 20181, 22568, 23064, 24180, 24986, 25389, 26040, 26908, 28210, 28830, 29016, 32760, 33635, 33852, 34596, 36270, 37479, 38440, 39060, 40362, 42315, 43245, 48360, 49972, 50778, 53816, 56420, 57660, 60543, 62465, 67270, 67704, 69192, 72540, 74958, 78120, 80724, 84630, 86490, 87451, 99944, 100905, 101556, 112437, 112840, 115320, 121086, 124930, 126945, 134540, 145080, 149916, 161448, 169260, 172980, 174902, 187395, 201810, 203112, 224874, 242172, 249860, 253890, 262353, 269080, 299832, 302715, 338520, 345960, 349804, 374790, 403620, 437255, 449748, 484344, 499720, 507780, 524706, 562185, 605430, 699608, 749580, 787059, 807240, 874510, 899496, 1015560, 1049412, 1124370, 1210860, 1311765, 1499160, 1574118, 1749020, 2098824, 2248740, 2421720, 2623530, 3148236, 3498040, 3935295, 4497480, 5247060, 6296472, 7870590, 10494120, 15741180, 31482360]

約数ペア:

[(1, 31482360), (2, 15741180), (3, 10494120), (4, 7870590), (5, 6296472), (6, 5247060), (7, 4497480), (8, 3935295), (9, 3498040), (10, 3148236), (12, 2623530), (13, 2421720), (14, 2248740), (15, 2098824), (18, 1749020), (20, 1574118), (21, 1499160), (24, 1311765), (26, 1210860), (28, 1124370), (30, 1049412), (31, 1015560), (35, 899496), (36, 874510), (39, 807240), (40, 787059), (42, 749580), (45, 699608), (52, 605430), (56, 562185), (60, 524706), (62, 507780), (63, 499720), (65, 484344), (70, 449748), (72, 437255), (78, 403620), (84, 374790), (90, 349804), (91, 345960), (93, 338520), (104, 302715), (105, 299832), (117, 269080), (120, 262353), (124, 253890), (126, 249860), (130, 242172), (140, 224874), (155, 203112), (156, 201810), (168, 187395), (180, 174902), (182, 172980), (186, 169260), (195, 161448), (210, 149916), (217, 145080), (234, 134540), (248, 126945), (252, 124930), (260, 121086), (273, 115320), (279, 112840), (280, 112437), (310, 101556), (312, 100905), (315, 99944), (360, 87451), (364, 86490), (372, 84630), (390, 80724), (403, 78120), (420, 74958), (434, 72540), (455, 69192), (465, 67704), (468, 67270), (504, 62465), (520, 60543), (546, 57660), (558, 56420), (585, 53816), (620, 50778), (630, 49972), (651, 48360), (728, 43245), (744, 42315), (780, 40362), (806, 39060), (819, 38440), (840, 37479), (868, 36270), (910, 34596), (930, 33852), (936, 33635), (961, 32760), (1085, 29016), (1092, 28830), (1116, 28210), (1170, 26908), (1209, 26040), (1240, 25389), (1260, 24986), (1302, 24180), (1365, 23064), (1395, 22568), (1560, 20181), (1612, 19530), (1638, 19220), (1736, 18135), (1820, 17298), (1860, 16926), (1922, 16380), (1953, 16120), (2015, 15624), (2170, 14508), (2184, 14415), (2232, 14105), (2340, 13454), (2418, 13020), (2520, 12493), (2604, 12090), (2730, 11532), (2790, 11284), (2821, 11160), (2883, 10920), (3224, 9765), (3255, 9672), (3276, 9610), (3627, 8680), (3640, 8649), (3720, 8463), (3844, 8190), (3906, 8060), (4030, 7812), (4095, 7688), (4340, 7254), (4680, 6727), (4805, 6552), (4836, 6510), (5208, 6045), (5460, 5766), (5580, 5642)]