72245784

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1$

素因数の和:349

約数の個数: 128

約数和(自身を含む): 210651840

約数和(自身を除く): 138406056

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 53, 68, 78, 102, 104, 106, 136, 156, 159, 204, 212, 221, 257, 312, 318, 408, 424, 442, 514, 636, 663, 689, 771, 884, 901, 1028, 1272, 1326, 1378, 1542, 1768, 1802, 2056, 2067, 2652, 2703, 2756, 3084, 3341, 3604, 4134, 4369, 5304, 5406, 5512, 6168, 6682, 7208, 8268, 8738, 10023, 10812, 11713, 13107, 13364, 13621, 16536, 17476, 20046, 21624, 23426, 26214, 26728, 27242, 34952, 35139, 40092, 40863, 46852, 52428, 54484, 56797, 70278, 80184, 81726, 93704, 104856, 108968, 113594, 140556, 163452, 170391, 177073, 227188, 231557, 281112, 326904, 340782, 354146, 454376, 463114, 531219, 681564, 694671, 708292, 926228, 1062438, 1363128, 1389342, 1416584, 1852456, 2124876, 2778684, 3010241, 4249752, 5557368, 6020482, 9030723, 12040964, 18061446, 24081928, 36122892, 72245784]

約数ペア:

[(1, 72245784), (2, 36122892), (3, 24081928), (4, 18061446), (6, 12040964), (8, 9030723), (12, 6020482), (13, 5557368), (17, 4249752), (24, 3010241), (26, 2778684), (34, 2124876), (39, 1852456), (51, 1416584), (52, 1389342), (53, 1363128), (68, 1062438), (78, 926228), (102, 708292), (104, 694671), (106, 681564), (136, 531219), (156, 463114), (159, 454376), (204, 354146), (212, 340782), (221, 326904), (257, 281112), (312, 231557), (318, 227188), (408, 177073), (424, 170391), (442, 163452), (514, 140556), (636, 113594), (663, 108968), (689, 104856), (771, 93704), (884, 81726), (901, 80184), (1028, 70278), (1272, 56797), (1326, 54484), (1378, 52428), (1542, 46852), (1768, 40863), (1802, 40092), (2056, 35139), (2067, 34952), (2652, 27242), (2703, 26728), (2756, 26214), (3084, 23426), (3341, 21624), (3604, 20046), (4134, 17476), (4369, 16536), (5304, 13621), (5406, 13364), (5512, 13107), (6168, 11713), (6682, 10812), (7208, 10023), (8268, 8738)]