4267980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 13117104

約数和(自身を除く): 8849124

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 181, 262, 362, 393, 524, 543, 655, 724, 786, 905, 1086, 1179, 1310, 1572, 1629, 1810, 1965, 2172, 2358, 2620, 2715, 3258, 3620, 3930, 4716, 5430, 5895, 6516, 7860, 8145, 10860, 11790, 16290, 23580, 23711, 32580, 47422, 71133, 94844, 118555, 142266, 213399, 237110, 284532, 355665, 426798, 474220, 711330, 853596, 1066995, 1422660, 2133990, 4267980]

約数ペア:

[(1, 4267980), (2, 2133990), (3, 1422660), (4, 1066995), (5, 853596), (6, 711330), (9, 474220), (10, 426798), (12, 355665), (15, 284532), (18, 237110), (20, 213399), (30, 142266), (36, 118555), (45, 94844), (60, 71133), (90, 47422), (131, 32580), (180, 23711), (181, 23580), (262, 16290), (362, 11790), (393, 10860), (524, 8145), (543, 7860), (655, 6516), (724, 5895), (786, 5430), (905, 4716), (1086, 3930), (1179, 3620), (1310, 3258), (1572, 2715), (1629, 2620), (1810, 2358), (1965, 2172)]