30741228

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 144

約数和(自身を含む): 95823840

約数和(自身を除く): 65082612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 37, 42, 49, 54, 63, 74, 84, 98, 108, 111, 126, 147, 148, 157, 189, 196, 222, 252, 259, 294, 314, 333, 378, 441, 444, 471, 518, 588, 628, 666, 756, 777, 882, 942, 999, 1036, 1099, 1323, 1332, 1413, 1554, 1764, 1813, 1884, 1998, 2198, 2331, 2646, 2826, 3108, 3297, 3626, 3996, 4239, 4396, 4662, 5292, 5439, 5652, 5809, 6594, 6993, 7252, 7693, 8478, 9324, 9891, 10878, 11618, 13188, 13986, 15386, 16317, 16956, 17427, 19782, 21756, 23079, 23236, 27972, 29673, 30772, 32634, 34854, 39564, 40663, 46158, 48951, 52281, 59346, 65268, 69237, 69708, 81326, 92316, 97902, 104562, 118692, 121989, 138474, 156843, 162652, 195804, 207711, 209124, 243978, 276948, 284641, 313686, 365967, 415422, 487956, 569282, 627372, 731934, 830844, 853923, 1097901, 1138564, 1463868, 1707846, 2195802, 2561769, 3415692, 4391604, 5123538, 7685307, 10247076, 15370614, 30741228]

約数ペア:

[(1, 30741228), (2, 15370614), (3, 10247076), (4, 7685307), (6, 5123538), (7, 4391604), (9, 3415692), (12, 2561769), (14, 2195802), (18, 1707846), (21, 1463868), (27, 1138564), (28, 1097901), (36, 853923), (37, 830844), (42, 731934), (49, 627372), (54, 569282), (63, 487956), (74, 415422), (84, 365967), (98, 313686), (108, 284641), (111, 276948), (126, 243978), (147, 209124), (148, 207711), (157, 195804), (189, 162652), (196, 156843), (222, 138474), (252, 121989), (259, 118692), (294, 104562), (314, 97902), (333, 92316), (378, 81326), (441, 69708), (444, 69237), (471, 65268), (518, 59346), (588, 52281), (628, 48951), (666, 46158), (756, 40663), (777, 39564), (882, 34854), (942, 32634), (999, 30772), (1036, 29673), (1099, 27972), (1323, 23236), (1332, 23079), (1413, 21756), (1554, 19782), (1764, 17427), (1813, 16956), (1884, 16317), (1998, 15386), (2198, 13986), (2331, 13188), (2646, 11618), (2826, 10878), (3108, 9891), (3297, 9324), (3626, 8478), (3996, 7693), (4239, 7252), (4396, 6993), (4662, 6594), (5292, 5809), (5439, 5652)]