65564820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1009}}^1$

素因数の和:1062

約数の個数: 108

約数和(自身を含む): 210106260

約数和(自身を除く): 144541440

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, 361, 380, 570, 684, 722, 855, 1009, 1083, 1140, 1444, 1710, 1805, 2018, 2166, 3027, 3249, 3420, 3610, 4036, 4332, 5045, 5415, 6054, 6498, 7220, 9081, 10090, 10830, 12108, 12996, 15135, 16245, 18162, 19171, 20180, 21660, 30270, 32490, 36324, 38342, 45405, 57513, 60540, 64980, 76684, 90810, 95855, 115026, 172539, 181620, 191710, 230052, 287565, 345078, 364249, 383420, 575130, 690156, 728498, 862695, 1092747, 1150260, 1456996, 1725390, 1821245, 2185494, 3278241, 3450780, 3642490, 4370988, 5463735, 6556482, 7284980, 10927470, 13112964, 16391205, 21854940, 32782410, 65564820]

約数ペア:

[(1, 65564820), (2, 32782410), (3, 21854940), (4, 16391205), (5, 13112964), (6, 10927470), (9, 7284980), (10, 6556482), (12, 5463735), (15, 4370988), (18, 3642490), (19, 3450780), (20, 3278241), (30, 2185494), (36, 1821245), (38, 1725390), (45, 1456996), (57, 1150260), (60, 1092747), (76, 862695), (90, 728498), (95, 690156), (114, 575130), (171, 383420), (180, 364249), (190, 345078), (228, 287565), (285, 230052), (342, 191710), (361, 181620), (380, 172539), (570, 115026), (684, 95855), (722, 90810), (855, 76684), (1009, 64980), (1083, 60540), (1140, 57513), (1444, 45405), (1710, 38342), (1805, 36324), (2018, 32490), (2166, 30270), (3027, 21660), (3249, 20180), (3420, 19171), (3610, 18162), (4036, 16245), (4332, 15135), (5045, 12996), (5415, 12108), (6054, 10830), (6498, 10090), (7220, 9081)]