918094720

素因数分解:

$2^7\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:592

約数の個数: 128

約数和(自身を含む): 2281609440

約数和(自身を除く): 1363514720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 73, 80, 86, 128, 146, 160, 172, 215, 292, 320, 344, 365, 430, 457, 584, 640, 688, 730, 860, 914, 1168, 1376, 1460, 1720, 1828, 2285, 2336, 2752, 2920, 3139, 3440, 3656, 4570, 4672, 5504, 5840, 6278, 6880, 7312, 9140, 9344, 11680, 12556, 13760, 14624, 15695, 18280, 19651, 23360, 25112, 27520, 29248, 31390, 33361, 36560, 39302, 46720, 50224, 58496, 62780, 66722, 73120, 78604, 98255, 100448, 125560, 133444, 146240, 157208, 166805, 196510, 200896, 251120, 266888, 292480, 314416, 333610, 393020, 401792, 502240, 533776, 628832, 667220, 786040, 1004480, 1067552, 1257664, 1334440, 1434523, 1572080, 2008960, 2135104, 2515328, 2668880, 2869046, 3144160, 4270208, 5337760, 5738092, 6288320, 7172615, 10675520, 11476184, 12576640, 14345230, 21351040, 22952368, 28690460, 45904736, 57380920, 91809472, 114761840, 183618944, 229523680, 459047360, 918094720]

約数ペア:

[(1, 918094720), (2, 459047360), (4, 229523680), (5, 183618944), (8, 114761840), (10, 91809472), (16, 57380920), (20, 45904736), (32, 28690460), (40, 22952368), (43, 21351040), (64, 14345230), (73, 12576640), (80, 11476184), (86, 10675520), (128, 7172615), (146, 6288320), (160, 5738092), (172, 5337760), (215, 4270208), (292, 3144160), (320, 2869046), (344, 2668880), (365, 2515328), (430, 2135104), (457, 2008960), (584, 1572080), (640, 1434523), (688, 1334440), (730, 1257664), (860, 1067552), (914, 1004480), (1168, 786040), (1376, 667220), (1460, 628832), (1720, 533776), (1828, 502240), (2285, 401792), (2336, 393020), (2752, 333610), (2920, 314416), (3139, 292480), (3440, 266888), (3656, 251120), (4570, 200896), (4672, 196510), (5504, 166805), (5840, 157208), (6278, 146240), (6880, 133444), (7312, 125560), (9140, 100448), (9344, 98255), (11680, 78604), (12556, 73120), (13760, 66722), (14624, 62780), (15695, 58496), (18280, 50224), (19651, 46720), (23360, 39302), (25112, 36560), (27520, 33361), (29248, 31390)]