208659420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8849}}^1$

素因数の和:8995

約数の個数: 72

約数和(自身を含む): 637837200

約数和(自身を除く): 429177780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 8849, 11790, 17698, 23580, 26547, 35396, 44245, 53094, 79641, 88490, 106188, 132735, 159282, 176980, 265470, 318564, 398205, 530940, 796410, 1159219, 1592820, 2318438, 3477657, 4636876, 5796095, 6955314, 10432971, 11592190, 13910628, 17388285, 20865942, 23184380, 34776570, 41731884, 52164855, 69553140, 104329710, 208659420]

約数ペア:

[(1, 208659420), (2, 104329710), (3, 69553140), (4, 52164855), (5, 41731884), (6, 34776570), (9, 23184380), (10, 20865942), (12, 17388285), (15, 13910628), (18, 11592190), (20, 10432971), (30, 6955314), (36, 5796095), (45, 4636876), (60, 3477657), (90, 2318438), (131, 1592820), (180, 1159219), (262, 796410), (393, 530940), (524, 398205), (655, 318564), (786, 265470), (1179, 176980), (1310, 159282), (1572, 132735), (1965, 106188), (2358, 88490), (2620, 79641), (3930, 53094), (4716, 44245), (5895, 35396), (7860, 26547), (8849, 23580), (11790, 17698)]