68797680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1321}}^1$

素因数の和:1375

約数の個数: 160

約数和(自身を含む): 251793408

約数和(自身を除く): 182995728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1321, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 2642, 3255, 3472, 3720, 3963, 4340, 5208, 5284, 6510, 6605, 7440, 7926, 8680, 9247, 10416, 10568, 13020, 13210, 15852, 17360, 18494, 19815, 21136, 26040, 26420, 27741, 31704, 36988, 39630, 40951, 46235, 52080, 52840, 55482, 63408, 73976, 79260, 81902, 92470, 105680, 110964, 122853, 138705, 147952, 158520, 163804, 184940, 204755, 221928, 245706, 277410, 286657, 317040, 327608, 369880, 409510, 443856, 491412, 554820, 573314, 614265, 655216, 739760, 819020, 859971, 982824, 1109640, 1146628, 1228530, 1433285, 1638040, 1719942, 1965648, 2219280, 2293256, 2457060, 2866570, 3276080, 3439884, 4299855, 4586512, 4914120, 5733140, 6879768, 8599710, 9828240, 11466280, 13759536, 17199420, 22932560, 34398840, 68797680]

約数ペア:

[(1, 68797680), (2, 34398840), (3, 22932560), (4, 17199420), (5, 13759536), (6, 11466280), (7, 9828240), (8, 8599710), (10, 6879768), (12, 5733140), (14, 4914120), (15, 4586512), (16, 4299855), (20, 3439884), (21, 3276080), (24, 2866570), (28, 2457060), (30, 2293256), (31, 2219280), (35, 1965648), (40, 1719942), (42, 1638040), (48, 1433285), (56, 1228530), (60, 1146628), (62, 1109640), (70, 982824), (80, 859971), (84, 819020), (93, 739760), (105, 655216), (112, 614265), (120, 573314), (124, 554820), (140, 491412), (155, 443856), (168, 409510), (186, 369880), (210, 327608), (217, 317040), (240, 286657), (248, 277410), (280, 245706), (310, 221928), (336, 204755), (372, 184940), (420, 163804), (434, 158520), (465, 147952), (496, 138705), (560, 122853), (620, 110964), (651, 105680), (744, 92470), (840, 81902), (868, 79260), (930, 73976), (1085, 63408), (1240, 55482), (1302, 52840), (1321, 52080), (1488, 46235), (1680, 40951), (1736, 39630), (1860, 36988), (2170, 31704), (2480, 27741), (2604, 26420), (2642, 26040), (3255, 21136), (3472, 19815), (3720, 18494), (3963, 17360), (4340, 15852), (5208, 13210), (5284, 13020), (6510, 10568), (6605, 10416), (7440, 9247), (7926, 8680)]