257670072

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{977}}^1$

素因数の和:1043

約数の個数: 160

約数和(自身を含む): 809431920

約数和(自身を除く): 551761848

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 37, 44, 54, 66, 72, 74, 81, 88, 99, 108, 111, 132, 148, 162, 198, 216, 222, 264, 296, 297, 324, 333, 396, 407, 444, 594, 648, 666, 792, 814, 888, 891, 977, 999, 1188, 1221, 1332, 1628, 1782, 1954, 1998, 2376, 2442, 2664, 2931, 2997, 3256, 3564, 3663, 3908, 3996, 4884, 5862, 5994, 7128, 7326, 7816, 7992, 8793, 9768, 10747, 10989, 11724, 11988, 14652, 17586, 21494, 21978, 23448, 23976, 26379, 29304, 32241, 32967, 35172, 36149, 42988, 43956, 52758, 64482, 65934, 70344, 72298, 79137, 85976, 87912, 96723, 105516, 108447, 128964, 131868, 144596, 158274, 193446, 211032, 216894, 257928, 263736, 289192, 290169, 316548, 325341, 386892, 397639, 433788, 580338, 633096, 650682, 773784, 795278, 867576, 870507, 976023, 1160676, 1192917, 1301364, 1590556, 1741014, 1952046, 2321352, 2385834, 2602728, 2928069, 3181112, 3482028, 3578751, 3904092, 4771668, 5856138, 6964056, 7157502, 7808184, 9543336, 10736253, 11712276, 14315004, 21472506, 23424552, 28630008, 32208759, 42945012, 64417518, 85890024, 128835036, 257670072]

約数ペア:

[(1, 257670072), (2, 128835036), (3, 85890024), (4, 64417518), (6, 42945012), (8, 32208759), (9, 28630008), (11, 23424552), (12, 21472506), (18, 14315004), (22, 11712276), (24, 10736253), (27, 9543336), (33, 7808184), (36, 7157502), (37, 6964056), (44, 5856138), (54, 4771668), (66, 3904092), (72, 3578751), (74, 3482028), (81, 3181112), (88, 2928069), (99, 2602728), (108, 2385834), (111, 2321352), (132, 1952046), (148, 1741014), (162, 1590556), (198, 1301364), (216, 1192917), (222, 1160676), (264, 976023), (296, 870507), (297, 867576), (324, 795278), (333, 773784), (396, 650682), (407, 633096), (444, 580338), (594, 433788), (648, 397639), (666, 386892), (792, 325341), (814, 316548), (888, 290169), (891, 289192), (977, 263736), (999, 257928), (1188, 216894), (1221, 211032), (1332, 193446), (1628, 158274), (1782, 144596), (1954, 131868), (1998, 128964), (2376, 108447), (2442, 105516), (2664, 96723), (2931, 87912), (2997, 85976), (3256, 79137), (3564, 72298), (3663, 70344), (3908, 65934), (3996, 64482), (4884, 52758), (5862, 43956), (5994, 42988), (7128, 36149), (7326, 35172), (7816, 32967), (7992, 32241), (8793, 29304), (9768, 26379), (10747, 23976), (10989, 23448), (11724, 21978), (11988, 21494), (14652, 17586)]