18418709520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{22303}}^1$

素因数の和:22390

約数の個数: 240

約数和(自身を含む): 65580183552

約数和(自身を除く): 47161474032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 37, 40, 45, 48, 60, 62, 72, 74, 80, 90, 93, 111, 120, 124, 144, 148, 155, 180, 185, 186, 222, 240, 248, 279, 296, 310, 333, 360, 370, 372, 444, 465, 496, 555, 558, 592, 620, 666, 720, 740, 744, 888, 930, 1110, 1116, 1147, 1240, 1332, 1395, 1480, 1488, 1665, 1776, 1860, 2220, 2232, 2294, 2480, 2664, 2790, 2960, 3330, 3441, 3720, 4440, 4464, 4588, 5328, 5580, 5735, 6660, 6882, 7440, 8880, 9176, 10323, 11160, 11470, 13320, 13764, 17205, 18352, 20646, 22303, 22320, 22940, 26640, 27528, 34410, 41292, 44606, 45880, 51615, 55056, 66909, 68820, 82584, 89212, 91760, 103230, 111515, 133818, 137640, 165168, 178424, 200727, 206460, 223030, 267636, 275280, 334545, 356848, 401454, 412920, 446060, 535272, 669090, 691393, 802908, 825211, 825840, 892120, 1003635, 1070544, 1338180, 1382786, 1605816, 1650422, 1784240, 2007270, 2074179, 2475633, 2676360, 2765572, 3211632, 3300844, 3456965, 4014540, 4126055, 4148358, 4951266, 5352720, 5531144, 6222537, 6601688, 6913930, 7426899, 8029080, 8252110, 8296716, 9902532, 10370895, 11062288, 12378165, 12445074, 13203376, 13827860, 14853798, 16058160, 16504220, 16593432, 19805064, 20741790, 24756330, 24890148, 25581541, 27655720, 29707596, 31112685, 33008440, 33186864, 37134495, 39610128, 41483580, 49512660, 49780296, 51163082, 55311440, 59415192, 62225370, 66016880, 74268990, 76744623, 82967160, 99025320, 99560592, 102326164, 118830384, 124450740, 127907705, 148537980, 153489246, 165934320, 198050640, 204652328, 230233869, 248901480, 255815410, 297075960, 306978492, 383723115, 409304656, 460467738, 497802960, 511630820, 594151920, 613956984, 767446230, 920935476, 1023261640, 1151169345, 1227913968, 1534892460, 1841870952, 2046523280, 2302338690, 3069784920, 3683741904, 4604677380, 6139569840, 9209354760, 18418709520]

約数ペア:

[(1, 18418709520), (2, 9209354760), (3, 6139569840), (4, 4604677380), (5, 3683741904), (6, 3069784920), (8, 2302338690), (9, 2046523280), (10, 1841870952), (12, 1534892460), (15, 1227913968), (16, 1151169345), (18, 1023261640), (20, 920935476), (24, 767446230), (30, 613956984), (31, 594151920), (36, 511630820), (37, 497802960), (40, 460467738), (45, 409304656), (48, 383723115), (60, 306978492), (62, 297075960), (72, 255815410), (74, 248901480), (80, 230233869), (90, 204652328), (93, 198050640), (111, 165934320), (120, 153489246), (124, 148537980), (144, 127907705), (148, 124450740), (155, 118830384), (180, 102326164), (185, 99560592), (186, 99025320), (222, 82967160), (240, 76744623), (248, 74268990), (279, 66016880), (296, 62225370), (310, 59415192), (333, 55311440), (360, 51163082), (370, 49780296), (372, 49512660), (444, 41483580), (465, 39610128), (496, 37134495), (555, 33186864), (558, 33008440), (592, 31112685), (620, 29707596), (666, 27655720), (720, 25581541), (740, 24890148), (744, 24756330), (888, 20741790), (930, 19805064), (1110, 16593432), (1116, 16504220), (1147, 16058160), (1240, 14853798), (1332, 13827860), (1395, 13203376), (1480, 12445074), (1488, 12378165), (1665, 11062288), (1776, 10370895), (1860, 9902532), (2220, 8296716), (2232, 8252110), (2294, 8029080), (2480, 7426899), (2664, 6913930), (2790, 6601688), (2960, 6222537), (3330, 5531144), (3441, 5352720), (3720, 4951266), (4440, 4148358), (4464, 4126055), (4588, 4014540), (5328, 3456965), (5580, 3300844), (5735, 3211632), (6660, 2765572), (6882, 2676360), (7440, 2475633), (8880, 2074179), (9176, 2007270), (10323, 1784240), (11160, 1650422), (11470, 1605816), (13320, 1382786), (13764, 1338180), (17205, 1070544), (18352, 1003635), (20646, 892120), (22303, 825840), (22320, 825211), (22940, 802908), (26640, 691393), (27528, 669090), (34410, 535272), (41292, 446060), (44606, 412920), (45880, 401454), (51615, 356848), (55056, 334545), (66909, 275280), (68820, 267636), (82584, 223030), (89212, 206460), (91760, 200727), (103230, 178424), (111515, 165168), (133818, 137640)]