178068960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4041

約数の個数: 144

約数和(自身を含む): 627419520

約数和(自身を除く): 449350560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 3989, 4464, 4960, 5580, 7440, 7978, 8928, 11160, 11967, 14880, 15956, 19945, 22320, 23934, 31912, 35901, 39890, 44640, 47868, 59835, 63824, 71802, 79780, 95736, 119670, 123659, 127648, 143604, 159560, 179505, 191472, 239340, 247318, 287208, 319120, 359010, 370977, 382944, 478680, 494636, 574416, 618295, 638240, 718020, 741954, 957360, 989272, 1112931, 1148832, 1236590, 1436040, 1483908, 1854885, 1914720, 1978544, 2225862, 2473180, 2872080, 2967816, 3709770, 3957088, 4451724, 4946360, 5564655, 5744160, 5935632, 7419540, 8903448, 9892720, 11129310, 11871264, 14839080, 17806896, 19785440, 22258620, 29678160, 35613792, 44517240, 59356320, 89034480, 178068960]

約数ペア:

[(1, 178068960), (2, 89034480), (3, 59356320), (4, 44517240), (5, 35613792), (6, 29678160), (8, 22258620), (9, 19785440), (10, 17806896), (12, 14839080), (15, 11871264), (16, 11129310), (18, 9892720), (20, 8903448), (24, 7419540), (30, 5935632), (31, 5744160), (32, 5564655), (36, 4946360), (40, 4451724), (45, 3957088), (48, 3709770), (60, 2967816), (62, 2872080), (72, 2473180), (80, 2225862), (90, 1978544), (93, 1914720), (96, 1854885), (120, 1483908), (124, 1436040), (144, 1236590), (155, 1148832), (160, 1112931), (180, 989272), (186, 957360), (240, 741954), (248, 718020), (279, 638240), (288, 618295), (310, 574416), (360, 494636), (372, 478680), (465, 382944), (480, 370977), (496, 359010), (558, 319120), (620, 287208), (720, 247318), (744, 239340), (930, 191472), (992, 179505), (1116, 159560), (1240, 143604), (1395, 127648), (1440, 123659), (1488, 119670), (1860, 95736), (2232, 79780), (2480, 71802), (2790, 63824), (2976, 59835), (3720, 47868), (3989, 44640), (4464, 39890), (4960, 35901), (5580, 31912), (7440, 23934), (7978, 22320), (8928, 19945), (11160, 15956), (11967, 14880)]