91431480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1223}}^1$

素因数の和:1333

約数の個数: 128

約数和(自身を含む): 317260800

約数和(自身を除く): 225829320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1223, 1246, 1335, 1780, 1869, 2136, 2446, 2492, 2670, 3115, 3560, 3669, 3738, 4892, 4984, 5340, 6115, 6230, 7338, 7476, 8561, 9345, 9784, 10680, 12230, 12460, 14676, 14952, 17122, 18345, 18690, 24460, 24920, 25683, 29352, 34244, 36690, 37380, 42805, 48920, 51366, 68488, 73380, 74760, 85610, 102732, 108847, 128415, 146760, 171220, 205464, 217694, 256830, 326541, 342440, 435388, 513660, 544235, 653082, 761929, 870776, 1027320, 1088470, 1306164, 1523858, 1632705, 2176940, 2285787, 2612328, 3047716, 3265410, 3809645, 4353880, 4571574, 6095432, 6530820, 7619290, 9143148, 11428935, 13061640, 15238580, 18286296, 22857870, 30477160, 45715740, 91431480]

約数ペア:

[(1, 91431480), (2, 45715740), (3, 30477160), (4, 22857870), (5, 18286296), (6, 15238580), (7, 13061640), (8, 11428935), (10, 9143148), (12, 7619290), (14, 6530820), (15, 6095432), (20, 4571574), (21, 4353880), (24, 3809645), (28, 3265410), (30, 3047716), (35, 2612328), (40, 2285787), (42, 2176940), (56, 1632705), (60, 1523858), (70, 1306164), (84, 1088470), (89, 1027320), (105, 870776), (120, 761929), (140, 653082), (168, 544235), (178, 513660), (210, 435388), (267, 342440), (280, 326541), (356, 256830), (420, 217694), (445, 205464), (534, 171220), (623, 146760), (712, 128415), (840, 108847), (890, 102732), (1068, 85610), (1223, 74760), (1246, 73380), (1335, 68488), (1780, 51366), (1869, 48920), (2136, 42805), (2446, 37380), (2492, 36690), (2670, 34244), (3115, 29352), (3560, 25683), (3669, 24920), (3738, 24460), (4892, 18690), (4984, 18345), (5340, 17122), (6115, 14952), (6230, 14676), (7338, 12460), (7476, 12230), (8561, 10680), (9345, 9784)]