245714640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24971}}^1$

素因数の和:25028

約数の個数: 80

約数和(自身を含む): 780325056

約数和(自身を除く): 534610416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 24971, 49942, 74913, 99884, 124855, 149826, 199768, 249710, 299652, 374565, 399536, 499420, 599304, 749130, 998840, 1023811, 1198608, 1498260, 1997680, 2047622, 2996520, 3071433, 4095244, 5119055, 5993040, 6142866, 8190488, 10238110, 12285732, 15357165, 16380976, 20476220, 24571464, 30714330, 40952440, 49142928, 61428660, 81904880, 122857320, 245714640]

約数ペア:

[(1, 245714640), (2, 122857320), (3, 81904880), (4, 61428660), (5, 49142928), (6, 40952440), (8, 30714330), (10, 24571464), (12, 20476220), (15, 16380976), (16, 15357165), (20, 12285732), (24, 10238110), (30, 8190488), (40, 6142866), (41, 5993040), (48, 5119055), (60, 4095244), (80, 3071433), (82, 2996520), (120, 2047622), (123, 1997680), (164, 1498260), (205, 1198608), (240, 1023811), (246, 998840), (328, 749130), (410, 599304), (492, 499420), (615, 399536), (656, 374565), (820, 299652), (984, 249710), (1230, 199768), (1640, 149826), (1968, 124855), (2460, 99884), (3280, 74913), (4920, 49942), (9840, 24971)]