81030060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 216

約数和(自身を含む): 274594320

約数和(自身を除く): 193564260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 43, 45, 57, 58, 60, 76, 86, 87, 90, 95, 114, 116, 129, 145, 171, 172, 174, 180, 190, 215, 228, 258, 261, 285, 290, 342, 348, 361, 380, 387, 430, 435, 516, 522, 551, 570, 580, 645, 684, 722, 774, 817, 855, 860, 870, 1044, 1083, 1102, 1140, 1247, 1290, 1305, 1444, 1548, 1634, 1653, 1710, 1740, 1805, 1935, 2166, 2204, 2451, 2494, 2580, 2610, 2755, 3249, 3268, 3306, 3420, 3610, 3741, 3870, 4085, 4332, 4902, 4959, 4988, 5220, 5415, 5510, 6235, 6498, 6612, 7220, 7353, 7482, 7740, 8170, 8265, 9804, 9918, 10469, 10830, 11020, 11223, 12255, 12470, 12996, 14706, 14964, 15523, 16245, 16340, 16530, 18705, 19836, 20938, 21660, 22446, 23693, 24510, 24795, 24940, 29412, 31046, 31407, 32490, 33060, 36765, 37410, 41876, 44892, 46569, 47386, 49020, 49590, 52345, 56115, 62092, 62814, 64980, 71079, 73530, 74820, 77615, 93138, 94221, 94772, 99180, 104690, 112230, 118465, 125628, 139707, 142158, 147060, 155230, 157035, 186276, 188442, 209380, 213237, 224460, 232845, 236930, 279414, 284316, 310460, 314070, 355395, 376884, 426474, 450167, 465690, 471105, 473860, 558828, 628140, 698535, 710790, 852948, 900334, 931380, 942210, 1066185, 1350501, 1397070, 1421580, 1800668, 1884420, 2132370, 2250835, 2701002, 2794140, 4051503, 4264740, 4501670, 5402004, 6752505, 8103006, 9003340, 13505010, 16206012, 20257515, 27010020, 40515030, 81030060]

約数ペア:

[(1, 81030060), (2, 40515030), (3, 27010020), (4, 20257515), (5, 16206012), (6, 13505010), (9, 9003340), (10, 8103006), (12, 6752505), (15, 5402004), (18, 4501670), (19, 4264740), (20, 4051503), (29, 2794140), (30, 2701002), (36, 2250835), (38, 2132370), (43, 1884420), (45, 1800668), (57, 1421580), (58, 1397070), (60, 1350501), (76, 1066185), (86, 942210), (87, 931380), (90, 900334), (95, 852948), (114, 710790), (116, 698535), (129, 628140), (145, 558828), (171, 473860), (172, 471105), (174, 465690), (180, 450167), (190, 426474), (215, 376884), (228, 355395), (258, 314070), (261, 310460), (285, 284316), (290, 279414), (342, 236930), (348, 232845), (361, 224460), (380, 213237), (387, 209380), (430, 188442), (435, 186276), (516, 157035), (522, 155230), (551, 147060), (570, 142158), (580, 139707), (645, 125628), (684, 118465), (722, 112230), (774, 104690), (817, 99180), (855, 94772), (860, 94221), (870, 93138), (1044, 77615), (1083, 74820), (1102, 73530), (1140, 71079), (1247, 64980), (1290, 62814), (1305, 62092), (1444, 56115), (1548, 52345), (1634, 49590), (1653, 49020), (1710, 47386), (1740, 46569), (1805, 44892), (1935, 41876), (2166, 37410), (2204, 36765), (2451, 33060), (2494, 32490), (2580, 31407), (2610, 31046), (2755, 29412), (3249, 24940), (3268, 24795), (3306, 24510), (3420, 23693), (3610, 22446), (3741, 21660), (3870, 20938), (4085, 19836), (4332, 18705), (4902, 16530), (4959, 16340), (4988, 16245), (5220, 15523), (5415, 14964), (5510, 14706), (6235, 12996), (6498, 12470), (6612, 12255), (7220, 11223), (7353, 11020), (7482, 10830), (7740, 10469), (8170, 9918), (8265, 9804)]