254998620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{74561}}^1$

素因数の和:74595

約数の個数: 72

約数和(自身を含む): 814217040

約数和(自身を除く): 559218420

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, 74561, 149122, 223683, 298244, 372805, 447366, 671049, 745610, 894732, 1118415, 1342098, 1416659, 1491220, 2236830, 2684196, 2833318, 3355245, 4249977, 4473660, 5666636, 6710490, 7083295, 8499954, 12749931, 13420980, 14166590, 16999908, 21249885, 25499862, 28333180, 42499770, 50999724, 63749655, 84999540, 127499310, 254998620]

約数ペア:

[(1, 254998620), (2, 127499310), (3, 84999540), (4, 63749655), (5, 50999724), (6, 42499770), (9, 28333180), (10, 25499862), (12, 21249885), (15, 16999908), (18, 14166590), (19, 13420980), (20, 12749931), (30, 8499954), (36, 7083295), (38, 6710490), (45, 5666636), (57, 4473660), (60, 4249977), (76, 3355245), (90, 2833318), (95, 2684196), (114, 2236830), (171, 1491220), (180, 1416659), (190, 1342098), (228, 1118415), (285, 894732), (342, 745610), (380, 671049), (570, 447366), (684, 372805), (855, 298244), (1140, 223683), (1710, 149122), (3420, 74561)]