256476240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{118739}}^1$

素因数の和:118761

約数の個数: 80

約数和(自身を含む): 883425600

約数和(自身を除く): 626949360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 118739, 237478, 356217, 474956, 593695, 712434, 949912, 1068651, 1187390, 1424868, 1781085, 1899824, 2137302, 2374780, 2849736, 3205953, 3562170, 4274604, 4749560, 5343255, 5699472, 6411906, 7124340, 8549208, 9499120, 10686510, 12823812, 14248680, 16029765, 17098416, 21373020, 25647624, 28497360, 32059530, 42746040, 51295248, 64119060, 85492080, 128238120, 256476240]

約数ペア:

[(1, 256476240), (2, 128238120), (3, 85492080), (4, 64119060), (5, 51295248), (6, 42746040), (8, 32059530), (9, 28497360), (10, 25647624), (12, 21373020), (15, 17098416), (16, 16029765), (18, 14248680), (20, 12823812), (24, 10686510), (27, 9499120), (30, 8549208), (36, 7124340), (40, 6411906), (45, 5699472), (48, 5343255), (54, 4749560), (60, 4274604), (72, 3562170), (80, 3205953), (90, 2849736), (108, 2374780), (120, 2137302), (135, 1899824), (144, 1781085), (180, 1424868), (216, 1187390), (240, 1068651), (270, 949912), (360, 712434), (432, 593695), (540, 474956), (720, 356217), (1080, 237478), (2160, 118739)]