1165438720

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{277}}^1$

素因数の和:490

約数の個数: 144

約数和(自身を含む): 2966171040

約数和(自身を除く): 1800732320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 173, 190, 256, 277, 304, 320, 346, 380, 554, 608, 640, 692, 760, 865, 1108, 1216, 1280, 1384, 1385, 1520, 1730, 2216, 2432, 2768, 2770, 3040, 3287, 3460, 4432, 4864, 5263, 5536, 5540, 6080, 6574, 6920, 8864, 10526, 11072, 11080, 12160, 13148, 13840, 16435, 17728, 21052, 22144, 22160, 24320, 26296, 26315, 27680, 32870, 35456, 42104, 44288, 44320, 47921, 52592, 52630, 55360, 65740, 70912, 84208, 88640, 95842, 105184, 105260, 110720, 131480, 168416, 177280, 191684, 210368, 210520, 221440, 239605, 262960, 336832, 354560, 383368, 420736, 421040, 479210, 525920, 673664, 766736, 841472, 842080, 910499, 958420, 1051840, 1347328, 1533472, 1684160, 1820998, 1916840, 2103680, 3066944, 3368320, 3641996, 3833680, 4207360, 4552495, 6133888, 6736640, 7283992, 7667360, 9104990, 12267776, 14567984, 15334720, 18209980, 29135968, 30669440, 36419960, 58271936, 61338880, 72839920, 116543872, 145679840, 233087744, 291359680, 582719360, 1165438720]

約数ペア:

[(1, 1165438720), (2, 582719360), (4, 291359680), (5, 233087744), (8, 145679840), (10, 116543872), (16, 72839920), (19, 61338880), (20, 58271936), (32, 36419960), (38, 30669440), (40, 29135968), (64, 18209980), (76, 15334720), (80, 14567984), (95, 12267776), (128, 9104990), (152, 7667360), (160, 7283992), (173, 6736640), (190, 6133888), (256, 4552495), (277, 4207360), (304, 3833680), (320, 3641996), (346, 3368320), (380, 3066944), (554, 2103680), (608, 1916840), (640, 1820998), (692, 1684160), (760, 1533472), (865, 1347328), (1108, 1051840), (1216, 958420), (1280, 910499), (1384, 842080), (1385, 841472), (1520, 766736), (1730, 673664), (2216, 525920), (2432, 479210), (2768, 421040), (2770, 420736), (3040, 383368), (3287, 354560), (3460, 336832), (4432, 262960), (4864, 239605), (5263, 221440), (5536, 210520), (5540, 210368), (6080, 191684), (6574, 177280), (6920, 168416), (8864, 131480), (10526, 110720), (11072, 105260), (11080, 105184), (12160, 95842), (13148, 88640), (13840, 84208), (16435, 70912), (17728, 65740), (21052, 55360), (22144, 52630), (22160, 52592), (24320, 47921), (26296, 44320), (26315, 44288), (27680, 42104), (32870, 35456)]