18782880168

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{49877}}^1$

素因数の和:49987

約数の個数: 128

約数和(自身を含む): 54299185920

約数和(自身を除く): 35516305752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 71, 78, 102, 104, 136, 142, 156, 204, 213, 221, 284, 312, 408, 426, 442, 568, 663, 852, 884, 923, 1207, 1326, 1704, 1768, 1846, 2414, 2652, 2769, 3621, 3692, 4828, 5304, 5538, 7242, 7384, 9656, 11076, 14484, 15691, 22152, 28968, 31382, 47073, 49877, 62764, 94146, 99754, 125528, 149631, 188292, 199508, 299262, 376584, 399016, 598524, 648401, 847909, 1197048, 1296802, 1695818, 1945203, 2543727, 2593604, 3391636, 3541267, 3890406, 5087454, 5187208, 6783272, 7082534, 7780812, 10174908, 10623801, 11022817, 14165068, 15561624, 20349816, 21247602, 22045634, 28330136, 33068451, 42495204, 44091268, 46036471, 60201539, 66136902, 84990408, 88182536, 92072942, 120403078, 132273804, 138109413, 180604617, 184145884, 240806156, 264547608, 276218826, 361209234, 368291768, 481612312, 552437652, 722418468, 782620007, 1104875304, 1444836936, 1565240014, 2347860021, 3130480028, 4695720042, 6260960056, 9391440084, 18782880168]

約数ペア:

[(1, 18782880168), (2, 9391440084), (3, 6260960056), (4, 4695720042), (6, 3130480028), (8, 2347860021), (12, 1565240014), (13, 1444836936), (17, 1104875304), (24, 782620007), (26, 722418468), (34, 552437652), (39, 481612312), (51, 368291768), (52, 361209234), (68, 276218826), (71, 264547608), (78, 240806156), (102, 184145884), (104, 180604617), (136, 138109413), (142, 132273804), (156, 120403078), (204, 92072942), (213, 88182536), (221, 84990408), (284, 66136902), (312, 60201539), (408, 46036471), (426, 44091268), (442, 42495204), (568, 33068451), (663, 28330136), (852, 22045634), (884, 21247602), (923, 20349816), (1207, 15561624), (1326, 14165068), (1704, 11022817), (1768, 10623801), (1846, 10174908), (2414, 7780812), (2652, 7082534), (2769, 6783272), (3621, 5187208), (3692, 5087454), (4828, 3890406), (5304, 3541267), (5538, 3391636), (7242, 2593604), (7384, 2543727), (9656, 1945203), (11076, 1695818), (14484, 1296802), (15691, 1197048), (22152, 847909), (28968, 648401), (31382, 598524), (47073, 399016), (49877, 376584), (62764, 299262), (94146, 199508), (99754, 188292), (125528, 149631)]