219909420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{64301}}^1$

素因数の和:64335

約数の個数: 72

約数和(自身を含む): 702177840

約数和(自身を除く): 482268420

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, 64301, 128602, 192903, 257204, 321505, 385806, 578709, 643010, 771612, 964515, 1157418, 1221719, 1286020, 1929030, 2314836, 2443438, 2893545, 3665157, 3858060, 4886876, 5787090, 6108595, 7330314, 10995471, 11574180, 12217190, 14660628, 18325785, 21990942, 24434380, 36651570, 43981884, 54977355, 73303140, 109954710, 219909420]

約数ペア:

[(1, 219909420), (2, 109954710), (3, 73303140), (4, 54977355), (5, 43981884), (6, 36651570), (9, 24434380), (10, 21990942), (12, 18325785), (15, 14660628), (18, 12217190), (19, 11574180), (20, 10995471), (30, 7330314), (36, 6108595), (38, 5787090), (45, 4886876), (57, 3858060), (60, 3665157), (76, 2893545), (90, 2443438), (95, 2314836), (114, 1929030), (171, 1286020), (180, 1221719), (190, 1157418), (228, 964515), (285, 771612), (342, 643010), (380, 578709), (570, 385806), (684, 321505), (855, 257204), (1140, 192903), (1710, 128602), (3420, 64301)]