18990360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 68234400

約数和(自身を除く): 49244040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 29, 30, 34, 36, 40, 45, 51, 58, 60, 68, 72, 85, 87, 90, 102, 107, 116, 120, 136, 145, 153, 170, 174, 180, 204, 214, 232, 255, 261, 290, 306, 321, 340, 348, 360, 408, 428, 435, 493, 510, 522, 535, 580, 612, 642, 680, 696, 765, 856, 870, 963, 986, 1020, 1044, 1070, 1160, 1224, 1284, 1305, 1479, 1530, 1605, 1740, 1819, 1926, 1972, 2040, 2088, 2140, 2465, 2568, 2610, 2958, 3060, 3103, 3210, 3480, 3638, 3852, 3944, 4280, 4437, 4815, 4930, 5220, 5457, 5916, 6120, 6206, 6420, 7276, 7395, 7704, 8874, 9095, 9309, 9630, 9860, 10440, 10914, 11832, 12412, 12840, 14552, 14790, 15515, 16371, 17748, 18190, 18618, 19260, 19720, 21828, 22185, 24824, 27285, 27927, 29580, 31030, 32742, 35496, 36380, 37236, 38520, 43656, 44370, 46545, 52751, 54570, 55854, 59160, 62060, 65484, 72760, 74472, 81855, 88740, 93090, 105502, 109140, 111708, 124120, 130968, 139635, 158253, 163710, 177480, 186180, 211004, 218280, 223416, 263755, 279270, 316506, 327420, 372360, 422008, 474759, 527510, 558540, 633012, 654840, 791265, 949518, 1055020, 1117080, 1266024, 1582530, 1899036, 2110040, 2373795, 3165060, 3798072, 4747590, 6330120, 9495180, 18990360]

約数ペア:

[(1, 18990360), (2, 9495180), (3, 6330120), (4, 4747590), (5, 3798072), (6, 3165060), (8, 2373795), (9, 2110040), (10, 1899036), (12, 1582530), (15, 1266024), (17, 1117080), (18, 1055020), (20, 949518), (24, 791265), (29, 654840), (30, 633012), (34, 558540), (36, 527510), (40, 474759), (45, 422008), (51, 372360), (58, 327420), (60, 316506), (68, 279270), (72, 263755), (85, 223416), (87, 218280), (90, 211004), (102, 186180), (107, 177480), (116, 163710), (120, 158253), (136, 139635), (145, 130968), (153, 124120), (170, 111708), (174, 109140), (180, 105502), (204, 93090), (214, 88740), (232, 81855), (255, 74472), (261, 72760), (290, 65484), (306, 62060), (321, 59160), (340, 55854), (348, 54570), (360, 52751), (408, 46545), (428, 44370), (435, 43656), (493, 38520), (510, 37236), (522, 36380), (535, 35496), (580, 32742), (612, 31030), (642, 29580), (680, 27927), (696, 27285), (765, 24824), (856, 22185), (870, 21828), (963, 19720), (986, 19260), (1020, 18618), (1044, 18190), (1070, 17748), (1160, 16371), (1224, 15515), (1284, 14790), (1305, 14552), (1479, 12840), (1530, 12412), (1605, 11832), (1740, 10914), (1819, 10440), (1926, 9860), (1972, 9630), (2040, 9309), (2088, 9095), (2140, 8874), (2465, 7704), (2568, 7395), (2610, 7276), (2958, 6420), (3060, 6206), (3103, 6120), (3210, 5916), (3480, 5457), (3638, 5220), (3852, 4930), (3944, 4815), (4280, 4437)]