28152240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2861}}^1$

素因数の和:2918

約数の個数: 80

約数和(自身を含む): 89431776

約数和(自身を除く): 61279536

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, 2861, 3280, 4920, 5722, 8583, 9840, 11444, 14305, 17166, 22888, 28610, 34332, 42915, 45776, 57220, 68664, 85830, 114440, 117301, 137328, 171660, 228880, 234602, 343320, 351903, 469204, 586505, 686640, 703806, 938408, 1173010, 1407612, 1759515, 1876816, 2346020, 2815224, 3519030, 4692040, 5630448, 7038060, 9384080, 14076120, 28152240]

約数ペア:

[(1, 28152240), (2, 14076120), (3, 9384080), (4, 7038060), (5, 5630448), (6, 4692040), (8, 3519030), (10, 2815224), (12, 2346020), (15, 1876816), (16, 1759515), (20, 1407612), (24, 1173010), (30, 938408), (40, 703806), (41, 686640), (48, 586505), (60, 469204), (80, 351903), (82, 343320), (120, 234602), (123, 228880), (164, 171660), (205, 137328), (240, 117301), (246, 114440), (328, 85830), (410, 68664), (492, 57220), (615, 45776), (656, 42915), (820, 34332), (984, 28610), (1230, 22888), (1640, 17166), (1968, 14305), (2460, 11444), (2861, 9840), (3280, 8583), (4920, 5722)]