20210546484

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1\times {\mathrm{757}}^1$

素因数の和:1142

約数の個数: 144

約数和(自身を含む): 53637292800

約数和(自身を除く): 33426746316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 107, 116, 174, 214, 239, 261, 321, 348, 428, 478, 522, 642, 717, 757, 956, 963, 1044, 1284, 1434, 1514, 1926, 2151, 2271, 2868, 3028, 3103, 3852, 4302, 4542, 6206, 6813, 6931, 8604, 9084, 9309, 12412, 13626, 13862, 18618, 20793, 21953, 25573, 27252, 27724, 27927, 37236, 41586, 43906, 51146, 55854, 62379, 65859, 76719, 80999, 83172, 87812, 102292, 111708, 124758, 131718, 153438, 161998, 180923, 197577, 230157, 242997, 249516, 263436, 306876, 323996, 361846, 395154, 460314, 485994, 542769, 723692, 728991, 741617, 790308, 920628, 971988, 1085538, 1457982, 1483234, 1628307, 2171076, 2224851, 2348971, 2915964, 2966468, 3256614, 4449702, 4697942, 5246767, 6513228, 6674553, 7046913, 8899404, 9395884, 10493534, 13349106, 14093826, 15740301, 19358761, 20987068, 21140739, 26698212, 28187652, 31480602, 38717522, 42281478, 47220903, 58076283, 62961204, 77435044, 84562956, 94441806, 116152566, 174228849, 188883612, 232305132, 348457698, 561404069, 696915396, 1122808138, 1684212207, 2245616276, 3368424414, 5052636621, 6736848828, 10105273242, 20210546484]

約数ペア:

[(1, 20210546484), (2, 10105273242), (3, 6736848828), (4, 5052636621), (6, 3368424414), (9, 2245616276), (12, 1684212207), (18, 1122808138), (29, 696915396), (36, 561404069), (58, 348457698), (87, 232305132), (107, 188883612), (116, 174228849), (174, 116152566), (214, 94441806), (239, 84562956), (261, 77435044), (321, 62961204), (348, 58076283), (428, 47220903), (478, 42281478), (522, 38717522), (642, 31480602), (717, 28187652), (757, 26698212), (956, 21140739), (963, 20987068), (1044, 19358761), (1284, 15740301), (1434, 14093826), (1514, 13349106), (1926, 10493534), (2151, 9395884), (2271, 8899404), (2868, 7046913), (3028, 6674553), (3103, 6513228), (3852, 5246767), (4302, 4697942), (4542, 4449702), (6206, 3256614), (6813, 2966468), (6931, 2915964), (8604, 2348971), (9084, 2224851), (9309, 2171076), (12412, 1628307), (13626, 1483234), (13862, 1457982), (18618, 1085538), (20793, 971988), (21953, 920628), (25573, 790308), (27252, 741617), (27724, 728991), (27927, 723692), (37236, 542769), (41586, 485994), (43906, 460314), (51146, 395154), (55854, 361846), (62379, 323996), (65859, 306876), (76719, 263436), (80999, 249516), (83172, 242997), (87812, 230157), (102292, 197577), (111708, 180923), (124758, 161998), (131718, 153438)]