18396840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{181}}^1$

素因数の和:224

約数の個数: 192

約数和(自身を含む): 69713280

約数和(自身を除く): 51316440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 121, 132, 140, 154, 165, 168, 181, 210, 220, 231, 242, 264, 280, 308, 330, 362, 363, 385, 420, 440, 462, 484, 543, 605, 616, 660, 724, 726, 770, 840, 847, 905, 924, 968, 1086, 1155, 1210, 1267, 1320, 1448, 1452, 1540, 1694, 1810, 1815, 1848, 1991, 2172, 2310, 2420, 2534, 2541, 2715, 2904, 3080, 3388, 3620, 3630, 3801, 3982, 4235, 4344, 4620, 4840, 5068, 5082, 5430, 5973, 6335, 6776, 7240, 7260, 7602, 7964, 8470, 9240, 9955, 10136, 10164, 10860, 11946, 12670, 12705, 13937, 14520, 15204, 15928, 16940, 19005, 19910, 20328, 21720, 21901, 23892, 25340, 25410, 27874, 29865, 30408, 33880, 38010, 39820, 41811, 43802, 47784, 50680, 50820, 55748, 59730, 65703, 69685, 76020, 79640, 83622, 87604, 101640, 109505, 111496, 119460, 131406, 139370, 152040, 153307, 167244, 175208, 209055, 219010, 238920, 262812, 278740, 306614, 328515, 334488, 418110, 438020, 459921, 525624, 557480, 613228, 657030, 766535, 836220, 876040, 919842, 1226456, 1314060, 1533070, 1672440, 1839684, 2299605, 2628120, 3066140, 3679368, 4599210, 6132280, 9198420, 18396840]

約数ペア:

[(1, 18396840), (2, 9198420), (3, 6132280), (4, 4599210), (5, 3679368), (6, 3066140), (7, 2628120), (8, 2299605), (10, 1839684), (11, 1672440), (12, 1533070), (14, 1314060), (15, 1226456), (20, 919842), (21, 876040), (22, 836220), (24, 766535), (28, 657030), (30, 613228), (33, 557480), (35, 525624), (40, 459921), (42, 438020), (44, 418110), (55, 334488), (56, 328515), (60, 306614), (66, 278740), (70, 262812), (77, 238920), (84, 219010), (88, 209055), (105, 175208), (110, 167244), (120, 153307), (121, 152040), (132, 139370), (140, 131406), (154, 119460), (165, 111496), (168, 109505), (181, 101640), (210, 87604), (220, 83622), (231, 79640), (242, 76020), (264, 69685), (280, 65703), (308, 59730), (330, 55748), (362, 50820), (363, 50680), (385, 47784), (420, 43802), (440, 41811), (462, 39820), (484, 38010), (543, 33880), (605, 30408), (616, 29865), (660, 27874), (724, 25410), (726, 25340), (770, 23892), (840, 21901), (847, 21720), (905, 20328), (924, 19910), (968, 19005), (1086, 16940), (1155, 15928), (1210, 15204), (1267, 14520), (1320, 13937), (1448, 12705), (1452, 12670), (1540, 11946), (1694, 10860), (1810, 10164), (1815, 10136), (1848, 9955), (1991, 9240), (2172, 8470), (2310, 7964), (2420, 7602), (2534, 7260), (2541, 7240), (2715, 6776), (2904, 6335), (3080, 5973), (3388, 5430), (3620, 5082), (3630, 5068), (3801, 4840), (3982, 4620), (4235, 4344)]