18186480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:128

約数の個数: 240

約数和(自身を含む): 69058080

約数和(自身を除く): 50871600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 29, 30, 36, 39, 40, 45, 48, 52, 58, 60, 65, 67, 72, 78, 80, 87, 90, 104, 116, 117, 120, 130, 134, 144, 145, 156, 174, 180, 195, 201, 208, 232, 234, 240, 260, 261, 268, 290, 312, 335, 348, 360, 377, 390, 402, 435, 464, 468, 520, 522, 536, 580, 585, 603, 624, 670, 696, 720, 754, 780, 804, 870, 871, 936, 1005, 1040, 1044, 1072, 1131, 1160, 1170, 1206, 1305, 1340, 1392, 1508, 1560, 1608, 1740, 1742, 1872, 1885, 1943, 2010, 2088, 2262, 2320, 2340, 2412, 2610, 2613, 2680, 3015, 3016, 3120, 3216, 3393, 3480, 3484, 3770, 3886, 4020, 4176, 4355, 4524, 4680, 4824, 5220, 5226, 5360, 5655, 5829, 6030, 6032, 6786, 6960, 6968, 7540, 7772, 7839, 8040, 8710, 9048, 9360, 9648, 9715, 10440, 10452, 11310, 11658, 12060, 13065, 13572, 13936, 15080, 15544, 15678, 16080, 16965, 17420, 17487, 18096, 19430, 20880, 20904, 22620, 23316, 24120, 25259, 26130, 27144, 29145, 30160, 31088, 31356, 33930, 34840, 34974, 38860, 39195, 41808, 45240, 46632, 48240, 50518, 52260, 54288, 58290, 62712, 67860, 69680, 69948, 75777, 77720, 78390, 87435, 90480, 93264, 101036, 104520, 116580, 125424, 126295, 135720, 139896, 151554, 155440, 156780, 174870, 202072, 209040, 227331, 233160, 252590, 271440, 279792, 303108, 313560, 349740, 378885, 404144, 454662, 466320, 505180, 606216, 627120, 699480, 757770, 909324, 1010360, 1136655, 1212432, 1398960, 1515540, 1818648, 2020720, 2273310, 3031080, 3637296, 4546620, 6062160, 9093240, 18186480]

約数ペア:

[(1, 18186480), (2, 9093240), (3, 6062160), (4, 4546620), (5, 3637296), (6, 3031080), (8, 2273310), (9, 2020720), (10, 1818648), (12, 1515540), (13, 1398960), (15, 1212432), (16, 1136655), (18, 1010360), (20, 909324), (24, 757770), (26, 699480), (29, 627120), (30, 606216), (36, 505180), (39, 466320), (40, 454662), (45, 404144), (48, 378885), (52, 349740), (58, 313560), (60, 303108), (65, 279792), (67, 271440), (72, 252590), (78, 233160), (80, 227331), (87, 209040), (90, 202072), (104, 174870), (116, 156780), (117, 155440), (120, 151554), (130, 139896), (134, 135720), (144, 126295), (145, 125424), (156, 116580), (174, 104520), (180, 101036), (195, 93264), (201, 90480), (208, 87435), (232, 78390), (234, 77720), (240, 75777), (260, 69948), (261, 69680), (268, 67860), (290, 62712), (312, 58290), (335, 54288), (348, 52260), (360, 50518), (377, 48240), (390, 46632), (402, 45240), (435, 41808), (464, 39195), (468, 38860), (520, 34974), (522, 34840), (536, 33930), (580, 31356), (585, 31088), (603, 30160), (624, 29145), (670, 27144), (696, 26130), (720, 25259), (754, 24120), (780, 23316), (804, 22620), (870, 20904), (871, 20880), (936, 19430), (1005, 18096), (1040, 17487), (1044, 17420), (1072, 16965), (1131, 16080), (1160, 15678), (1170, 15544), (1206, 15080), (1305, 13936), (1340, 13572), (1392, 13065), (1508, 12060), (1560, 11658), (1608, 11310), (1740, 10452), (1742, 10440), (1872, 9715), (1885, 9648), (1943, 9360), (2010, 9048), (2088, 8710), (2262, 8040), (2320, 7839), (2340, 7772), (2412, 7540), (2610, 6968), (2613, 6960), (2680, 6786), (3015, 6032), (3016, 6030), (3120, 5829), (3216, 5655), (3393, 5360), (3480, 5226), (3484, 5220), (3770, 4824), (3886, 4680), (4020, 4524), (4176, 4355)]