123903528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:727

約数の個数: 128

約数和(自身を含む): 375889920

約数和(自身を除く): 251986392

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 37, 42, 56, 62, 74, 84, 93, 111, 124, 148, 168, 186, 217, 222, 248, 259, 296, 372, 434, 444, 518, 643, 651, 744, 777, 868, 888, 1036, 1147, 1286, 1302, 1554, 1736, 1929, 2072, 2294, 2572, 2604, 3108, 3441, 3858, 4501, 4588, 5144, 5208, 6216, 6882, 7716, 8029, 9002, 9176, 13503, 13764, 15432, 16058, 18004, 19933, 23791, 24087, 27006, 27528, 32116, 36008, 39866, 47582, 48174, 54012, 59799, 64232, 71373, 79732, 95164, 96348, 108024, 119598, 139531, 142746, 159464, 166537, 190328, 192696, 239196, 279062, 285492, 333074, 418593, 478392, 499611, 558124, 570984, 666148, 737521, 837186, 999222, 1116248, 1332296, 1475042, 1674372, 1998444, 2212563, 2950084, 3348744, 3996888, 4425126, 5162647, 5900168, 8850252, 10325294, 15487941, 17700504, 20650588, 30975882, 41301176, 61951764, 123903528]

約数ペア:

[(1, 123903528), (2, 61951764), (3, 41301176), (4, 30975882), (6, 20650588), (7, 17700504), (8, 15487941), (12, 10325294), (14, 8850252), (21, 5900168), (24, 5162647), (28, 4425126), (31, 3996888), (37, 3348744), (42, 2950084), (56, 2212563), (62, 1998444), (74, 1674372), (84, 1475042), (93, 1332296), (111, 1116248), (124, 999222), (148, 837186), (168, 737521), (186, 666148), (217, 570984), (222, 558124), (248, 499611), (259, 478392), (296, 418593), (372, 333074), (434, 285492), (444, 279062), (518, 239196), (643, 192696), (651, 190328), (744, 166537), (777, 159464), (868, 142746), (888, 139531), (1036, 119598), (1147, 108024), (1286, 96348), (1302, 95164), (1554, 79732), (1736, 71373), (1929, 64232), (2072, 59799), (2294, 54012), (2572, 48174), (2604, 47582), (3108, 39866), (3441, 36008), (3858, 32116), (4501, 27528), (4588, 27006), (5144, 24087), (5208, 23791), (6216, 19933), (6882, 18004), (7716, 16058), (8029, 15432), (9002, 13764), (9176, 13503)]