128451840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3041}}^1$

素因数の和:3076

約数の個数: 144

約数和(自身を含む): 447685056

約数和(自身を除く): 319233216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1760, 1920, 2112, 2640, 2816, 3041, 3520, 3840, 4224, 5280, 6082, 7040, 8448, 9123, 10560, 12164, 14080, 15205, 18246, 21120, 24328, 30410, 33451, 36492, 42240, 45615, 48656, 60820, 66902, 72984, 91230, 97312, 100353, 121640, 133804, 145968, 167255, 182460, 194624, 200706, 243280, 267608, 291936, 334510, 364920, 389248, 401412, 486560, 501765, 535216, 583872, 669020, 729840, 778496, 802824, 973120, 1003530, 1070432, 1167744, 1338040, 1459680, 1605648, 1946240, 2007060, 2140864, 2335488, 2676080, 2919360, 3211296, 3892480, 4014120, 4281728, 5352160, 5838720, 6422592, 8028240, 8563456, 10704320, 11677440, 12845184, 16056480, 21408640, 25690368, 32112960, 42817280, 64225920, 128451840]

約数ペア:

[(1, 128451840), (2, 64225920), (3, 42817280), (4, 32112960), (5, 25690368), (6, 21408640), (8, 16056480), (10, 12845184), (11, 11677440), (12, 10704320), (15, 8563456), (16, 8028240), (20, 6422592), (22, 5838720), (24, 5352160), (30, 4281728), (32, 4014120), (33, 3892480), (40, 3211296), (44, 2919360), (48, 2676080), (55, 2335488), (60, 2140864), (64, 2007060), (66, 1946240), (80, 1605648), (88, 1459680), (96, 1338040), (110, 1167744), (120, 1070432), (128, 1003530), (132, 973120), (160, 802824), (165, 778496), (176, 729840), (192, 669020), (220, 583872), (240, 535216), (256, 501765), (264, 486560), (320, 401412), (330, 389248), (352, 364920), (384, 334510), (440, 291936), (480, 267608), (528, 243280), (640, 200706), (660, 194624), (704, 182460), (768, 167255), (880, 145968), (960, 133804), (1056, 121640), (1280, 100353), (1320, 97312), (1408, 91230), (1760, 72984), (1920, 66902), (2112, 60820), (2640, 48656), (2816, 45615), (3041, 42240), (3520, 36492), (3840, 33451), (4224, 30410), (5280, 24328), (6082, 21120), (7040, 18246), (8448, 15205), (9123, 14080), (10560, 12164)]