489795984

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{19891}}^1$

素因数の和:19930

約数の個数: 100

約数和(自身を含む): 1492297840

約数和(自身を除く): 1002501856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 304, 324, 342, 432, 456, 513, 648, 684, 912, 1026, 1296, 1368, 1539, 2052, 2736, 3078, 4104, 6156, 8208, 12312, 19891, 24624, 39782, 59673, 79564, 119346, 159128, 179019, 238692, 318256, 358038, 377929, 477384, 537057, 716076, 755858, 954768, 1074114, 1133787, 1432152, 1511716, 1611171, 2148228, 2267574, 2864304, 3023432, 3222342, 3401361, 4296456, 4535148, 6046864, 6444684, 6802722, 8592912, 9070296, 10204083, 12889368, 13605444, 18140592, 20408166, 25778736, 27210888, 30612249, 40816332, 54421776, 61224498, 81632664, 122448996, 163265328, 244897992, 489795984]

約数ペア:

[(1, 489795984), (2, 244897992), (3, 163265328), (4, 122448996), (6, 81632664), (8, 61224498), (9, 54421776), (12, 40816332), (16, 30612249), (18, 27210888), (19, 25778736), (24, 20408166), (27, 18140592), (36, 13605444), (38, 12889368), (48, 10204083), (54, 9070296), (57, 8592912), (72, 6802722), (76, 6444684), (81, 6046864), (108, 4535148), (114, 4296456), (144, 3401361), (152, 3222342), (162, 3023432), (171, 2864304), (216, 2267574), (228, 2148228), (304, 1611171), (324, 1511716), (342, 1432152), (432, 1133787), (456, 1074114), (513, 954768), (648, 755858), (684, 716076), (912, 537057), (1026, 477384), (1296, 377929), (1368, 358038), (1539, 318256), (2052, 238692), (2736, 179019), (3078, 159128), (4104, 119346), (6156, 79564), (8208, 59673), (12312, 39782), (19891, 24624)]