256903680

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3041}}^1$

素因数の和:3078

約数の個数: 160

約数和(自身を含む): 896246208

約数和(自身を除く): 639342528

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, 512, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1536, 1760, 1920, 2112, 2560, 2640, 2816, 3041, 3520, 3840, 4224, 5280, 5632, 6082, 7040, 7680, 8448, 9123, 10560, 12164, 14080, 15205, 16896, 18246, 21120, 24328, 28160, 30410, 33451, 36492, 42240, 45615, 48656, 60820, 66902, 72984, 84480, 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, 1556992, 1605648, 1946240, 2007060, 2140864, 2335488, 2676080, 2919360, 3211296, 3892480, 4014120, 4281728, 4670976, 5352160, 5838720, 6422592, 7784960, 8028240, 8563456, 10704320, 11677440, 12845184, 16056480, 17126912, 21408640, 23354880, 25690368, 32112960, 42817280, 51380736, 64225920, 85634560, 128451840, 256903680]

約数ペア:

[(1, 256903680), (2, 128451840), (3, 85634560), (4, 64225920), (5, 51380736), (6, 42817280), (8, 32112960), (10, 25690368), (11, 23354880), (12, 21408640), (15, 17126912), (16, 16056480), (20, 12845184), (22, 11677440), (24, 10704320), (30, 8563456), (32, 8028240), (33, 7784960), (40, 6422592), (44, 5838720), (48, 5352160), (55, 4670976), (60, 4281728), (64, 4014120), (66, 3892480), (80, 3211296), (88, 2919360), (96, 2676080), (110, 2335488), (120, 2140864), (128, 2007060), (132, 1946240), (160, 1605648), (165, 1556992), (176, 1459680), (192, 1338040), (220, 1167744), (240, 1070432), (256, 1003530), (264, 973120), (320, 802824), (330, 778496), (352, 729840), (384, 669020), (440, 583872), (480, 535216), (512, 501765), (528, 486560), (640, 401412), (660, 389248), (704, 364920), (768, 334510), (880, 291936), (960, 267608), (1056, 243280), (1280, 200706), (1320, 194624), (1408, 182460), (1536, 167255), (1760, 145968), (1920, 133804), (2112, 121640), (2560, 100353), (2640, 97312), (2816, 91230), (3041, 84480), (3520, 72984), (3840, 66902), (4224, 60820), (5280, 48656), (5632, 45615), (6082, 42240), (7040, 36492), (7680, 33451), (8448, 30410), (9123, 28160), (10560, 24328), (12164, 21120), (14080, 18246), (15205, 16896)]