63998460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18713}}^1$

素因数の和:18747

約数の個数: 72

約数和(自身を含む): 204356880

約数和(自身を除く): 140358420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 18713, 37426, 56139, 74852, 93565, 112278, 168417, 187130, 224556, 280695, 336834, 355547, 374260, 561390, 673668, 711094, 842085, 1066641, 1122780, 1422188, 1684170, 1777735, 2133282, 3199923, 3368340, 3555470, 4266564, 5333205, 6399846, 7110940, 10666410, 12799692, 15999615, 21332820, 31999230, 63998460]

約数ペア:

[(1, 63998460), (2, 31999230), (3, 21332820), (4, 15999615), (5, 12799692), (6, 10666410), (9, 7110940), (10, 6399846), (12, 5333205), (15, 4266564), (18, 3555470), (19, 3368340), (20, 3199923), (30, 2133282), (36, 1777735), (38, 1684170), (45, 1422188), (57, 1122780), (60, 1066641), (76, 842085), (90, 711094), (95, 673668), (114, 561390), (171, 374260), (180, 355547), (190, 336834), (228, 280695), (285, 224556), (342, 187130), (380, 168417), (570, 112278), (684, 93565), (855, 74852), (1140, 56139), (1710, 37426), (3420, 18713)]