18401244120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{78517}}^1$

素因数の和:78575

約数の個数: 256

約数和(自身を含む): 72362188800

約数和(自身を除く): 53960944680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3348, 3720, 3780, 3906, 4185, 4340, 5208, 5580, 5859, 6510, 6696, 7560, 7812, 8370, 8680, 9765, 11160, 11718, 13020, 15624, 16740, 19530, 23436, 26040, 29295, 33480, 39060, 46872, 58590, 78120, 78517, 117180, 157034, 234360, 235551, 314068, 392585, 471102, 549619, 628136, 706653, 785170, 942204, 1099238, 1177755, 1413306, 1570340, 1648857, 1884408, 2119959, 2198476, 2355510, 2434027, 2748095, 2826612, 3140680, 3297714, 3533265, 4239918, 4396952, 4711020, 4868054, 4946571, 5496190, 5653224, 6595428, 7066530, 7302081, 8244285, 8479836, 9422040, 9736108, 9893142, 10599795, 10992380, 12170135, 13190856, 14133060, 14604162, 14839713, 16488570, 16959672, 17038189, 19472216, 19786284, 21199590, 21906243, 21984760, 24340270, 24732855, 28266120, 29208324, 29679426, 32977140, 34076378, 36510405, 39572568, 42399180, 43812486, 48680540, 49465710, 51114567, 58416648, 59358852, 65718729, 65954280, 68152756, 73020810, 74198565, 84798360, 85190945, 87624972, 97361080, 98931420, 102229134, 109531215, 118717704, 131437458, 136305512, 146041620, 148397130, 153343701, 170381890, 175249944, 197862840, 204458268, 219062430, 255572835, 262874916, 292083240, 296794260, 306687402, 328593645, 340763780, 408916536, 438124860, 460031103, 511145670, 525749832, 593588520, 613374804, 657187290, 681527560, 766718505, 876249720, 920062206, 1022291340, 1226749608, 1314374580, 1533437010, 1840124412, 2044582680, 2300155515, 2628749160, 3066874020, 3680248824, 4600311030, 6133748040, 9200622060, 18401244120]

約数ペア:

[(1, 18401244120), (2, 9200622060), (3, 6133748040), (4, 4600311030), (5, 3680248824), (6, 3066874020), (7, 2628749160), (8, 2300155515), (9, 2044582680), (10, 1840124412), (12, 1533437010), (14, 1314374580), (15, 1226749608), (18, 1022291340), (20, 920062206), (21, 876249720), (24, 766718505), (27, 681527560), (28, 657187290), (30, 613374804), (31, 593588520), (35, 525749832), (36, 511145670), (40, 460031103), (42, 438124860), (45, 408916536), (54, 340763780), (56, 328593645), (60, 306687402), (62, 296794260), (63, 292083240), (70, 262874916), (72, 255572835), (84, 219062430), (90, 204458268), (93, 197862840), (105, 175249944), (108, 170381890), (120, 153343701), (124, 148397130), (126, 146041620), (135, 136305512), (140, 131437458), (155, 118717704), (168, 109531215), (180, 102229134), (186, 98931420), (189, 97361080), (210, 87624972), (216, 85190945), (217, 84798360), (248, 74198565), (252, 73020810), (270, 68152756), (279, 65954280), (280, 65718729), (310, 59358852), (315, 58416648), (360, 51114567), (372, 49465710), (378, 48680540), (420, 43812486), (434, 42399180), (465, 39572568), (504, 36510405), (540, 34076378), (558, 32977140), (620, 29679426), (630, 29208324), (651, 28266120), (744, 24732855), (756, 24340270), (837, 21984760), (840, 21906243), (868, 21199590), (930, 19786284), (945, 19472216), (1080, 17038189), (1085, 16959672), (1116, 16488570), (1240, 14839713), (1260, 14604162), (1302, 14133060), (1395, 13190856), (1512, 12170135), (1674, 10992380), (1736, 10599795), (1860, 9893142), (1890, 9736108), (1953, 9422040), (2170, 8479836), (2232, 8244285), (2520, 7302081), (2604, 7066530), (2790, 6595428), (3255, 5653224), (3348, 5496190), (3720, 4946571), (3780, 4868054), (3906, 4711020), (4185, 4396952), (4340, 4239918), (5208, 3533265), (5580, 3297714), (5859, 3140680), (6510, 2826612), (6696, 2748095), (7560, 2434027), (7812, 2355510), (8370, 2198476), (8680, 2119959), (9765, 1884408), (11160, 1648857), (11718, 1570340), (13020, 1413306), (15624, 1177755), (16740, 1099238), (19530, 942204), (23436, 785170), (26040, 706653), (29295, 628136), (33480, 549619), (39060, 471102), (46872, 392585), (58590, 314068), (78120, 235551), (78517, 234360), (117180, 157034)]