1251515520

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12781}}^1$

素因数の和:12823

約数の個数: 192

約数和(自身を含む): 4576211640

約数和(自身を除く): 3324696120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 64, 68, 72, 80, 85, 90, 96, 102, 120, 128, 136, 144, 153, 160, 170, 180, 192, 204, 240, 255, 272, 288, 306, 320, 340, 360, 384, 408, 480, 510, 544, 576, 612, 640, 680, 720, 765, 816, 960, 1020, 1088, 1152, 1224, 1360, 1440, 1530, 1632, 1920, 2040, 2176, 2448, 2720, 2880, 3060, 3264, 4080, 4896, 5440, 5760, 6120, 6528, 8160, 9792, 10880, 12240, 12781, 16320, 19584, 24480, 25562, 32640, 38343, 48960, 51124, 63905, 76686, 97920, 102248, 115029, 127810, 153372, 191715, 204496, 217277, 230058, 255620, 306744, 383430, 408992, 434554, 460116, 511240, 575145, 613488, 651831, 766860, 817984, 869108, 920232, 1022480, 1086385, 1150290, 1226976, 1303662, 1533720, 1635968, 1738216, 1840464, 1955493, 2044960, 2172770, 2300580, 2453952, 2607324, 3067440, 3259155, 3476432, 3680928, 3910986, 4089920, 4345540, 4601160, 4907904, 5214648, 6134880, 6518310, 6952864, 7361856, 7821972, 8179840, 8691080, 9202320, 9777465, 10429296, 12269760, 13036620, 13905728, 14723712, 15643944, 17382160, 18404640, 19554930, 20858592, 24539520, 26073240, 27811456, 31287888, 34764320, 36809280, 39109860, 41717184, 52146480, 62575776, 69528640, 73618560, 78219720, 83434368, 104292960, 125151552, 139057280, 156439440, 208585920, 250303104, 312878880, 417171840, 625757760, 1251515520]

約数ペア:

[(1, 1251515520), (2, 625757760), (3, 417171840), (4, 312878880), (5, 250303104), (6, 208585920), (8, 156439440), (9, 139057280), (10, 125151552), (12, 104292960), (15, 83434368), (16, 78219720), (17, 73618560), (18, 69528640), (20, 62575776), (24, 52146480), (30, 41717184), (32, 39109860), (34, 36809280), (36, 34764320), (40, 31287888), (45, 27811456), (48, 26073240), (51, 24539520), (60, 20858592), (64, 19554930), (68, 18404640), (72, 17382160), (80, 15643944), (85, 14723712), (90, 13905728), (96, 13036620), (102, 12269760), (120, 10429296), (128, 9777465), (136, 9202320), (144, 8691080), (153, 8179840), (160, 7821972), (170, 7361856), (180, 6952864), (192, 6518310), (204, 6134880), (240, 5214648), (255, 4907904), (272, 4601160), (288, 4345540), (306, 4089920), (320, 3910986), (340, 3680928), (360, 3476432), (384, 3259155), (408, 3067440), (480, 2607324), (510, 2453952), (544, 2300580), (576, 2172770), (612, 2044960), (640, 1955493), (680, 1840464), (720, 1738216), (765, 1635968), (816, 1533720), (960, 1303662), (1020, 1226976), (1088, 1150290), (1152, 1086385), (1224, 1022480), (1360, 920232), (1440, 869108), (1530, 817984), (1632, 766860), (1920, 651831), (2040, 613488), (2176, 575145), (2448, 511240), (2720, 460116), (2880, 434554), (3060, 408992), (3264, 383430), (4080, 306744), (4896, 255620), (5440, 230058), (5760, 217277), (6120, 204496), (6528, 191715), (8160, 153372), (9792, 127810), (10880, 115029), (12240, 102248), (12781, 97920), (16320, 76686), (19584, 63905), (24480, 51124), (25562, 48960), (32640, 38343)]