1988101368

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1997}}^1$

素因数の和:2442

約数の個数: 128

約数和(自身を含む): 6041952000

約数和(自身を除く): 4053850632

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 419, 594, 792, 838, 1188, 1257, 1676, 1997, 2376, 2514, 3352, 3771, 3994, 4609, 5028, 5991, 7542, 7988, 9218, 10056, 11313, 11982, 13827, 15084, 15976, 17973, 18436, 21967, 22626, 23964, 27654, 30168, 35946, 36872, 41481, 43934, 45252, 47928, 53919, 55308, 65901, 71892, 82962, 87868, 90504, 107838, 110616, 124443, 131802, 143784, 165924, 175736, 197703, 215676, 248886, 263604, 331848, 395406, 431352, 497772, 527208, 593109, 790812, 836743, 995544, 1186218, 1581624, 1673486, 2372436, 2510229, 3346972, 4744872, 5020458, 6693944, 7530687, 9204173, 10040916, 15061374, 18408346, 20081832, 22592061, 27612519, 30122748, 36816692, 45184122, 55225038, 60245496, 73633384, 82837557, 90368244, 110450076, 165675114, 180736488, 220900152, 248512671, 331350228, 497025342, 662700456, 994050684, 1988101368]

約数ペア:

[(1, 1988101368), (2, 994050684), (3, 662700456), (4, 497025342), (6, 331350228), (8, 248512671), (9, 220900152), (11, 180736488), (12, 165675114), (18, 110450076), (22, 90368244), (24, 82837557), (27, 73633384), (33, 60245496), (36, 55225038), (44, 45184122), (54, 36816692), (66, 30122748), (72, 27612519), (88, 22592061), (99, 20081832), (108, 18408346), (132, 15061374), (198, 10040916), (216, 9204173), (264, 7530687), (297, 6693944), (396, 5020458), (419, 4744872), (594, 3346972), (792, 2510229), (838, 2372436), (1188, 1673486), (1257, 1581624), (1676, 1186218), (1997, 995544), (2376, 836743), (2514, 790812), (3352, 593109), (3771, 527208), (3994, 497772), (4609, 431352), (5028, 395406), (5991, 331848), (7542, 263604), (7988, 248886), (9218, 215676), (10056, 197703), (11313, 175736), (11982, 165924), (13827, 143784), (15084, 131802), (15976, 124443), (17973, 110616), (18436, 107838), (21967, 90504), (22626, 87868), (23964, 82962), (27654, 71892), (30168, 65901), (35946, 55308), (36872, 53919), (41481, 47928), (43934, 45252)]