388334520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1657}}^1$

素因数の和:1715

約数の個数: 256

約数和(自身を含む): 1528012800

約数和(自身を除く): 1139678280

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, 1657, 1674, 1736, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2790, 3255, 3314, 3348, 3720, 3780, 3906, 4185, 4340, 4971, 5208, 5580, 5859, 6510, 6628, 6696, 7560, 7812, 8285, 8370, 8680, 9765, 9942, 11160, 11599, 11718, 13020, 13256, 14913, 15624, 16570, 16740, 19530, 19884, 23198, 23436, 24855, 26040, 29295, 29826, 33140, 33480, 34797, 39060, 39768, 44739, 46396, 46872, 49710, 51367, 57995, 58590, 59652, 66280, 69594, 74565, 78120, 89478, 92792, 99420, 102734, 104391, 115990, 117180, 119304, 139188, 149130, 154101, 173985, 178956, 198840, 205468, 208782, 223695, 231980, 234360, 256835, 278376, 298260, 308202, 313173, 347970, 357912, 359569, 410936, 417564, 447390, 462303, 463960, 513670, 521955, 596520, 616404, 626346, 695940, 719138, 770505, 835128, 894780, 924606, 1027340, 1043910, 1078707, 1232808, 1252692, 1386909, 1391880, 1438276, 1541010, 1565865, 1789560, 1797845, 1849212, 2054680, 2087820, 2157414, 2311515, 2505384, 2773818, 2876552, 3082020, 3131730, 3236121, 3595690, 3698424, 4175640, 4314828, 4623030, 5393535, 5547636, 6164040, 6263460, 6472242, 6934545, 7191380, 8629656, 9246060, 9708363, 10787070, 11095272, 12526920, 12944484, 13869090, 14382760, 16180605, 18492120, 19416726, 21574140, 25888968, 27738180, 32361210, 38833452, 43148280, 48541815, 55476360, 64722420, 77666904, 97083630, 129444840, 194167260, 388334520]

約数ペア:

[(1, 388334520), (2, 194167260), (3, 129444840), (4, 97083630), (5, 77666904), (6, 64722420), (7, 55476360), (8, 48541815), (9, 43148280), (10, 38833452), (12, 32361210), (14, 27738180), (15, 25888968), (18, 21574140), (20, 19416726), (21, 18492120), (24, 16180605), (27, 14382760), (28, 13869090), (30, 12944484), (31, 12526920), (35, 11095272), (36, 10787070), (40, 9708363), (42, 9246060), (45, 8629656), (54, 7191380), (56, 6934545), (60, 6472242), (62, 6263460), (63, 6164040), (70, 5547636), (72, 5393535), (84, 4623030), (90, 4314828), (93, 4175640), (105, 3698424), (108, 3595690), (120, 3236121), (124, 3131730), (126, 3082020), (135, 2876552), (140, 2773818), (155, 2505384), (168, 2311515), (180, 2157414), (186, 2087820), (189, 2054680), (210, 1849212), (216, 1797845), (217, 1789560), (248, 1565865), (252, 1541010), (270, 1438276), (279, 1391880), (280, 1386909), (310, 1252692), (315, 1232808), (360, 1078707), (372, 1043910), (378, 1027340), (420, 924606), (434, 894780), (465, 835128), (504, 770505), (540, 719138), (558, 695940), (620, 626346), (630, 616404), (651, 596520), (744, 521955), (756, 513670), (837, 463960), (840, 462303), (868, 447390), (930, 417564), (945, 410936), (1080, 359569), (1085, 357912), (1116, 347970), (1240, 313173), (1260, 308202), (1302, 298260), (1395, 278376), (1512, 256835), (1657, 234360), (1674, 231980), (1736, 223695), (1860, 208782), (1890, 205468), (1953, 198840), (2170, 178956), (2232, 173985), (2520, 154101), (2604, 149130), (2790, 139188), (3255, 119304), (3314, 117180), (3348, 115990), (3720, 104391), (3780, 102734), (3906, 99420), (4185, 92792), (4340, 89478), (4971, 78120), (5208, 74565), (5580, 69594), (5859, 66280), (6510, 59652), (6628, 58590), (6696, 57995), (7560, 51367), (7812, 49710), (8285, 46872), (8370, 46396), (8680, 44739), (9765, 39768), (9942, 39060), (11160, 34797), (11599, 33480), (11718, 33140), (13020, 29826), (13256, 29295), (14913, 26040), (15624, 24855), (16570, 23436), (16740, 23198), (19530, 19884)]