161419428

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{1423}}^1$

素因数の和:1593

約数の個数: 72

約数和(自身を含む): 429182208

約数和(自身を除く): 267762780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 137, 138, 207, 274, 276, 411, 414, 548, 822, 828, 1233, 1423, 1644, 2466, 2846, 3151, 4269, 4932, 5692, 6302, 8538, 9453, 12604, 12807, 17076, 18906, 25614, 28359, 32729, 37812, 51228, 56718, 65458, 98187, 113436, 130916, 194951, 196374, 294561, 389902, 392748, 584853, 589122, 779804, 1169706, 1178244, 1754559, 2339412, 3509118, 4483873, 7018236, 8967746, 13451619, 17935492, 26903238, 40354857, 53806476, 80709714, 161419428]

約数ペア:

[(1, 161419428), (2, 80709714), (3, 53806476), (4, 40354857), (6, 26903238), (9, 17935492), (12, 13451619), (18, 8967746), (23, 7018236), (36, 4483873), (46, 3509118), (69, 2339412), (92, 1754559), (137, 1178244), (138, 1169706), (207, 779804), (274, 589122), (276, 584853), (411, 392748), (414, 389902), (548, 294561), (822, 196374), (828, 194951), (1233, 130916), (1423, 113436), (1644, 98187), (2466, 65458), (2846, 56718), (3151, 51228), (4269, 37812), (4932, 32729), (5692, 28359), (6302, 25614), (8538, 18906), (9453, 17076), (12604, 12807)]