178998540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{6361}}^1$

素因数の和:6447

約数の個数: 96

約数和(自身を含む): 581435904

約数和(自身を除く): 402437364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 67, 70, 84, 105, 134, 140, 201, 210, 268, 335, 402, 420, 469, 670, 804, 938, 1005, 1340, 1407, 1876, 2010, 2345, 2814, 4020, 4690, 5628, 6361, 7035, 9380, 12722, 14070, 19083, 25444, 28140, 31805, 38166, 44527, 63610, 76332, 89054, 95415, 127220, 133581, 178108, 190830, 222635, 267162, 381660, 426187, 445270, 534324, 667905, 852374, 890540, 1278561, 1335810, 1704748, 2130935, 2557122, 2671620, 2983309, 4261870, 5114244, 5966618, 6392805, 8523740, 8949927, 11933236, 12785610, 14916545, 17899854, 25571220, 29833090, 35799708, 44749635, 59666180, 89499270, 178998540]

約数ペア:

[(1, 178998540), (2, 89499270), (3, 59666180), (4, 44749635), (5, 35799708), (6, 29833090), (7, 25571220), (10, 17899854), (12, 14916545), (14, 12785610), (15, 11933236), (20, 8949927), (21, 8523740), (28, 6392805), (30, 5966618), (35, 5114244), (42, 4261870), (60, 2983309), (67, 2671620), (70, 2557122), (84, 2130935), (105, 1704748), (134, 1335810), (140, 1278561), (201, 890540), (210, 852374), (268, 667905), (335, 534324), (402, 445270), (420, 426187), (469, 381660), (670, 267162), (804, 222635), (938, 190830), (1005, 178108), (1340, 133581), (1407, 127220), (1876, 95415), (2010, 89054), (2345, 76332), (2814, 63610), (4020, 44527), (4690, 38166), (5628, 31805), (6361, 28140), (7035, 25444), (9380, 19083), (12722, 14070)]