68608080

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1381}}^1$

素因数の和:1426

約数の個数: 160

約数和(自身を含む): 246769920

約数和(自身を除く): 178161840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 48, 54, 60, 69, 72, 80, 90, 92, 108, 115, 120, 135, 138, 144, 180, 184, 207, 216, 230, 240, 270, 276, 345, 360, 368, 414, 432, 460, 540, 552, 621, 690, 720, 828, 920, 1035, 1080, 1104, 1242, 1380, 1381, 1656, 1840, 2070, 2160, 2484, 2760, 2762, 3105, 3312, 4140, 4143, 4968, 5520, 5524, 6210, 6905, 8280, 8286, 9936, 11048, 12420, 12429, 13810, 16560, 16572, 20715, 22096, 24840, 24858, 27620, 31763, 33144, 37287, 41430, 49680, 49716, 55240, 62145, 63526, 66288, 74574, 82860, 95289, 99432, 110480, 124290, 127052, 149148, 158815, 165720, 186435, 190578, 198864, 248580, 254104, 285867, 298296, 317630, 331440, 372870, 381156, 476445, 497160, 508208, 571734, 596592, 635260, 745740, 762312, 857601, 952890, 994320, 1143468, 1270520, 1429335, 1491480, 1524624, 1715202, 1905780, 2286936, 2541040, 2858670, 2982960, 3430404, 3811560, 4288005, 4573872, 5717340, 6860808, 7623120, 8576010, 11434680, 13721616, 17152020, 22869360, 34304040, 68608080]

約数ペア:

[(1, 68608080), (2, 34304040), (3, 22869360), (4, 17152020), (5, 13721616), (6, 11434680), (8, 8576010), (9, 7623120), (10, 6860808), (12, 5717340), (15, 4573872), (16, 4288005), (18, 3811560), (20, 3430404), (23, 2982960), (24, 2858670), (27, 2541040), (30, 2286936), (36, 1905780), (40, 1715202), (45, 1524624), (46, 1491480), (48, 1429335), (54, 1270520), (60, 1143468), (69, 994320), (72, 952890), (80, 857601), (90, 762312), (92, 745740), (108, 635260), (115, 596592), (120, 571734), (135, 508208), (138, 497160), (144, 476445), (180, 381156), (184, 372870), (207, 331440), (216, 317630), (230, 298296), (240, 285867), (270, 254104), (276, 248580), (345, 198864), (360, 190578), (368, 186435), (414, 165720), (432, 158815), (460, 149148), (540, 127052), (552, 124290), (621, 110480), (690, 99432), (720, 95289), (828, 82860), (920, 74574), (1035, 66288), (1080, 63526), (1104, 62145), (1242, 55240), (1380, 49716), (1381, 49680), (1656, 41430), (1840, 37287), (2070, 33144), (2160, 31763), (2484, 27620), (2760, 24858), (2762, 24840), (3105, 22096), (3312, 20715), (4140, 16572), (4143, 16560), (4968, 13810), (5520, 12429), (5524, 12420), (6210, 11048), (6905, 9936), (8280, 8286)]