128242560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3929}}^1$

素因数の和:3968

約数の個数: 128

約数和(自身を含む): 432928800

約数和(自身を除く): 304686240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3929, 4080, 5440, 6528, 7858, 8160, 10880, 11787, 15716, 16320, 19645, 23574, 31432, 32640, 39290, 47148, 58935, 62864, 66793, 78580, 94296, 117870, 125728, 133586, 157160, 188592, 200379, 235740, 251456, 267172, 314320, 333965, 377184, 400758, 471480, 502912, 534344, 628640, 667930, 754368, 801516, 942960, 1001895, 1068688, 1257280, 1335860, 1508736, 1603032, 1885920, 2003790, 2137376, 2514560, 2671720, 3206064, 3771840, 4007580, 4274752, 5343440, 6412128, 7543680, 8015160, 8549504, 10686880, 12824256, 16030320, 21373760, 25648512, 32060640, 42747520, 64121280, 128242560]

約数ペア:

[(1, 128242560), (2, 64121280), (3, 42747520), (4, 32060640), (5, 25648512), (6, 21373760), (8, 16030320), (10, 12824256), (12, 10686880), (15, 8549504), (16, 8015160), (17, 7543680), (20, 6412128), (24, 5343440), (30, 4274752), (32, 4007580), (34, 3771840), (40, 3206064), (48, 2671720), (51, 2514560), (60, 2137376), (64, 2003790), (68, 1885920), (80, 1603032), (85, 1508736), (96, 1335860), (102, 1257280), (120, 1068688), (128, 1001895), (136, 942960), (160, 801516), (170, 754368), (192, 667930), (204, 628640), (240, 534344), (255, 502912), (272, 471480), (320, 400758), (340, 377184), (384, 333965), (408, 314320), (480, 267172), (510, 251456), (544, 235740), (640, 200379), (680, 188592), (816, 157160), (960, 133586), (1020, 125728), (1088, 117870), (1360, 94296), (1632, 78580), (1920, 66793), (2040, 62864), (2176, 58935), (2720, 47148), (3264, 39290), (3929, 32640), (4080, 31432), (5440, 23574), (6528, 19645), (7858, 16320), (8160, 15716), (10880, 11787)]