129280960

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{179}}^1$

素因数の和:294

約数の個数: 112

約数和(自身を含む): 323148960

約数和(自身を除く): 193868000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 61, 64, 74, 80, 122, 148, 160, 179, 185, 244, 296, 305, 320, 358, 370, 488, 592, 610, 716, 740, 895, 976, 1184, 1220, 1432, 1480, 1790, 1952, 2257, 2368, 2440, 2864, 2960, 3580, 3904, 4514, 4880, 5728, 5920, 6623, 7160, 9028, 9760, 10919, 11285, 11456, 11840, 13246, 14320, 18056, 19520, 21838, 22570, 26492, 28640, 33115, 36112, 43676, 45140, 52984, 54595, 57280, 66230, 72224, 87352, 90280, 105968, 109190, 132460, 144448, 174704, 180560, 211936, 218380, 264920, 349408, 361120, 404003, 423872, 436760, 529840, 698816, 722240, 808006, 873520, 1059680, 1616012, 1747040, 2020015, 2119360, 3232024, 3494080, 4040030, 6464048, 8080060, 12928096, 16160120, 25856192, 32320240, 64640480, 129280960]

約数ペア:

[(1, 129280960), (2, 64640480), (4, 32320240), (5, 25856192), (8, 16160120), (10, 12928096), (16, 8080060), (20, 6464048), (32, 4040030), (37, 3494080), (40, 3232024), (61, 2119360), (64, 2020015), (74, 1747040), (80, 1616012), (122, 1059680), (148, 873520), (160, 808006), (179, 722240), (185, 698816), (244, 529840), (296, 436760), (305, 423872), (320, 404003), (358, 361120), (370, 349408), (488, 264920), (592, 218380), (610, 211936), (716, 180560), (740, 174704), (895, 144448), (976, 132460), (1184, 109190), (1220, 105968), (1432, 90280), (1480, 87352), (1790, 72224), (1952, 66230), (2257, 57280), (2368, 54595), (2440, 52984), (2864, 45140), (2960, 43676), (3580, 36112), (3904, 33115), (4514, 28640), (4880, 26492), (5728, 22570), (5920, 21838), (6623, 19520), (7160, 18056), (9028, 14320), (9760, 13246), (10919, 11840), (11285, 11456)]