127996920

素因数分解:

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

素因数の和:18749

約数の個数: 96

約数和(自身を含む): 437907600

約数和(自身を除く): 309910680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 18713, 37426, 56139, 74852, 93565, 112278, 149704, 168417, 187130, 224556, 280695, 336834, 355547, 374260, 449112, 561390, 673668, 711094, 748520, 842085, 1066641, 1122780, 1347336, 1422188, 1684170, 1777735, 2133282, 2245560, 2844376, 3199923, 3368340, 3555470, 4266564, 5333205, 6399846, 6736680, 7110940, 8533128, 10666410, 12799692, 14221880, 15999615, 21332820, 25599384, 31999230, 42665640, 63998460, 127996920]

約数ペア:

[(1, 127996920), (2, 63998460), (3, 42665640), (4, 31999230), (5, 25599384), (6, 21332820), (8, 15999615), (9, 14221880), (10, 12799692), (12, 10666410), (15, 8533128), (18, 7110940), (19, 6736680), (20, 6399846), (24, 5333205), (30, 4266564), (36, 3555470), (38, 3368340), (40, 3199923), (45, 2844376), (57, 2245560), (60, 2133282), (72, 1777735), (76, 1684170), (90, 1422188), (95, 1347336), (114, 1122780), (120, 1066641), (152, 842085), (171, 748520), (180, 711094), (190, 673668), (228, 561390), (285, 449112), (342, 374260), (360, 355547), (380, 336834), (456, 280695), (570, 224556), (684, 187130), (760, 168417), (855, 149704), (1140, 112278), (1368, 93565), (1710, 74852), (2280, 56139), (3420, 37426), (6840, 18713)]