18354960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:122

約数の個数: 240

約数和(自身を含む): 69464304

約数和(自身を除く): 51109344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 37, 39, 40, 45, 48, 52, 53, 60, 65, 72, 74, 78, 80, 90, 104, 106, 111, 117, 120, 130, 144, 148, 156, 159, 180, 185, 195, 208, 212, 222, 234, 240, 260, 265, 296, 312, 318, 333, 360, 370, 390, 424, 444, 468, 477, 481, 520, 530, 555, 585, 592, 624, 636, 666, 689, 720, 740, 780, 795, 848, 888, 936, 954, 962, 1040, 1060, 1110, 1170, 1272, 1332, 1378, 1443, 1480, 1560, 1590, 1665, 1776, 1872, 1908, 1924, 1961, 2067, 2120, 2220, 2340, 2385, 2405, 2544, 2664, 2756, 2886, 2960, 3120, 3180, 3330, 3445, 3816, 3848, 3922, 4134, 4240, 4329, 4440, 4680, 4770, 4810, 5328, 5512, 5772, 5883, 6201, 6360, 6660, 6890, 7215, 7632, 7696, 7844, 8268, 8658, 8880, 9360, 9540, 9620, 9805, 10335, 11024, 11544, 11766, 12402, 12720, 13320, 13780, 14430, 15688, 16536, 17316, 17649, 19080, 19240, 19610, 20670, 21645, 23088, 23532, 24804, 25493, 26640, 27560, 28860, 29415, 31005, 31376, 33072, 34632, 35298, 38160, 38480, 39220, 41340, 43290, 47064, 49608, 50986, 55120, 57720, 58830, 62010, 69264, 70596, 76479, 78440, 82680, 86580, 88245, 94128, 99216, 101972, 115440, 117660, 124020, 127465, 141192, 152958, 156880, 165360, 173160, 176490, 203944, 229437, 235320, 248040, 254930, 282384, 305916, 346320, 352980, 382395, 407888, 458874, 470640, 496080, 509860, 611832, 705960, 764790, 917748, 1019720, 1147185, 1223664, 1411920, 1529580, 1835496, 2039440, 2294370, 3059160, 3670992, 4588740, 6118320, 9177480, 18354960]

約数ペア:

[(1, 18354960), (2, 9177480), (3, 6118320), (4, 4588740), (5, 3670992), (6, 3059160), (8, 2294370), (9, 2039440), (10, 1835496), (12, 1529580), (13, 1411920), (15, 1223664), (16, 1147185), (18, 1019720), (20, 917748), (24, 764790), (26, 705960), (30, 611832), (36, 509860), (37, 496080), (39, 470640), (40, 458874), (45, 407888), (48, 382395), (52, 352980), (53, 346320), (60, 305916), (65, 282384), (72, 254930), (74, 248040), (78, 235320), (80, 229437), (90, 203944), (104, 176490), (106, 173160), (111, 165360), (117, 156880), (120, 152958), (130, 141192), (144, 127465), (148, 124020), (156, 117660), (159, 115440), (180, 101972), (185, 99216), (195, 94128), (208, 88245), (212, 86580), (222, 82680), (234, 78440), (240, 76479), (260, 70596), (265, 69264), (296, 62010), (312, 58830), (318, 57720), (333, 55120), (360, 50986), (370, 49608), (390, 47064), (424, 43290), (444, 41340), (468, 39220), (477, 38480), (481, 38160), (520, 35298), (530, 34632), (555, 33072), (585, 31376), (592, 31005), (624, 29415), (636, 28860), (666, 27560), (689, 26640), (720, 25493), (740, 24804), (780, 23532), (795, 23088), (848, 21645), (888, 20670), (936, 19610), (954, 19240), (962, 19080), (1040, 17649), (1060, 17316), (1110, 16536), (1170, 15688), (1272, 14430), (1332, 13780), (1378, 13320), (1443, 12720), (1480, 12402), (1560, 11766), (1590, 11544), (1665, 11024), (1776, 10335), (1872, 9805), (1908, 9620), (1924, 9540), (1961, 9360), (2067, 8880), (2120, 8658), (2220, 8268), (2340, 7844), (2385, 7696), (2405, 7632), (2544, 7215), (2664, 6890), (2756, 6660), (2886, 6360), (2960, 6201), (3120, 5883), (3180, 5772), (3330, 5512), (3445, 5328), (3816, 4810), (3848, 4770), (3922, 4680), (4134, 4440), (4240, 4329)]