720142080

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:471

約数の個数: 288

約数和(自身を含む): 2671785984

約数和(自身を除く): 1951643904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 128, 140, 146, 160, 168, 192, 210, 219, 224, 240, 256, 280, 292, 320, 336, 365, 367, 384, 420, 438, 448, 480, 511, 560, 584, 640, 672, 730, 734, 768, 840, 876, 896, 960, 1022, 1095, 1101, 1120, 1168, 1280, 1344, 1460, 1468, 1533, 1680, 1752, 1792, 1835, 1920, 2044, 2190, 2202, 2240, 2336, 2555, 2569, 2688, 2920, 2936, 3066, 3360, 3504, 3670, 3840, 4088, 4380, 4404, 4480, 4672, 5110, 5138, 5376, 5505, 5840, 5872, 6132, 6720, 7008, 7340, 7665, 7707, 8176, 8760, 8808, 8960, 9344, 10220, 10276, 11010, 11680, 11744, 12264, 12845, 13440, 14016, 14680, 15330, 15414, 16352, 17520, 17616, 18688, 20440, 20552, 22020, 23360, 23488, 24528, 25690, 26791, 26880, 28032, 29360, 30660, 30828, 32704, 35040, 35232, 38535, 40880, 41104, 44040, 46720, 46976, 49056, 51380, 53582, 56064, 58720, 61320, 61656, 65408, 70080, 70464, 77070, 80373, 81760, 82208, 88080, 93440, 93952, 98112, 102760, 107164, 117440, 122640, 123312, 130816, 133955, 140160, 140928, 154140, 160746, 163520, 164416, 176160, 187537, 196224, 205520, 214328, 234880, 245280, 246624, 267910, 280320, 281856, 308280, 321492, 327040, 328832, 352320, 375074, 392448, 401865, 411040, 428656, 469760, 490560, 493248, 535820, 562611, 616560, 642984, 654080, 657664, 704640, 750148, 803730, 822080, 857312, 937685, 981120, 986496, 1071640, 1125222, 1233120, 1285968, 1409280, 1500296, 1607460, 1644160, 1714624, 1875370, 1962240, 1972992, 2143280, 2250444, 2466240, 2571936, 2813055, 3000592, 3214920, 3288320, 3429248, 3750740, 4286560, 4500888, 4932480, 5143872, 5626110, 6001184, 6429840, 6858496, 7501480, 8573120, 9001776, 9864960, 10287744, 11252220, 12002368, 12859680, 15002960, 17146240, 18003552, 20575488, 22504440, 24004736, 25719360, 30005920, 34292480, 36007104, 45008880, 48009472, 51438720, 60011840, 72014208, 90017760, 102877440, 120023680, 144028416, 180035520, 240047360, 360071040, 720142080]

約数ペア:

[(1, 720142080), (2, 360071040), (3, 240047360), (4, 180035520), (5, 144028416), (6, 120023680), (7, 102877440), (8, 90017760), (10, 72014208), (12, 60011840), (14, 51438720), (15, 48009472), (16, 45008880), (20, 36007104), (21, 34292480), (24, 30005920), (28, 25719360), (30, 24004736), (32, 22504440), (35, 20575488), (40, 18003552), (42, 17146240), (48, 15002960), (56, 12859680), (60, 12002368), (64, 11252220), (70, 10287744), (73, 9864960), (80, 9001776), (84, 8573120), (96, 7501480), (105, 6858496), (112, 6429840), (120, 6001184), (128, 5626110), (140, 5143872), (146, 4932480), (160, 4500888), (168, 4286560), (192, 3750740), (210, 3429248), (219, 3288320), (224, 3214920), (240, 3000592), (256, 2813055), (280, 2571936), (292, 2466240), (320, 2250444), (336, 2143280), (365, 1972992), (367, 1962240), (384, 1875370), (420, 1714624), (438, 1644160), (448, 1607460), (480, 1500296), (511, 1409280), (560, 1285968), (584, 1233120), (640, 1125222), (672, 1071640), (730, 986496), (734, 981120), (768, 937685), (840, 857312), (876, 822080), (896, 803730), (960, 750148), (1022, 704640), (1095, 657664), (1101, 654080), (1120, 642984), (1168, 616560), (1280, 562611), (1344, 535820), (1460, 493248), (1468, 490560), (1533, 469760), (1680, 428656), (1752, 411040), (1792, 401865), (1835, 392448), (1920, 375074), (2044, 352320), (2190, 328832), (2202, 327040), (2240, 321492), (2336, 308280), (2555, 281856), (2569, 280320), (2688, 267910), (2920, 246624), (2936, 245280), (3066, 234880), (3360, 214328), (3504, 205520), (3670, 196224), (3840, 187537), (4088, 176160), (4380, 164416), (4404, 163520), (4480, 160746), (4672, 154140), (5110, 140928), (5138, 140160), (5376, 133955), (5505, 130816), (5840, 123312), (5872, 122640), (6132, 117440), (6720, 107164), (7008, 102760), (7340, 98112), (7665, 93952), (7707, 93440), (8176, 88080), (8760, 82208), (8808, 81760), (8960, 80373), (9344, 77070), (10220, 70464), (10276, 70080), (11010, 65408), (11680, 61656), (11744, 61320), (12264, 58720), (12845, 56064), (13440, 53582), (14016, 51380), (14680, 49056), (15330, 46976), (15414, 46720), (16352, 44040), (17520, 41104), (17616, 40880), (18688, 38535), (20440, 35232), (20552, 35040), (22020, 32704), (23360, 30828), (23488, 30660), (24528, 29360), (25690, 28032), (26791, 26880)]