240238280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 579363840

約数和(自身を除く): 339125560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 131, 152, 190, 254, 262, 361, 380, 508, 524, 635, 655, 722, 760, 1016, 1048, 1270, 1310, 1444, 1805, 2413, 2489, 2540, 2620, 2888, 3610, 4826, 4978, 5080, 5240, 7220, 9652, 9956, 12065, 12445, 14440, 16637, 19304, 19912, 24130, 24890, 33274, 45847, 47291, 48260, 49780, 66548, 83185, 91694, 94582, 96520, 99560, 133096, 166370, 183388, 189164, 229235, 236455, 316103, 332740, 366776, 378328, 458470, 472910, 632206, 665480, 916940, 945820, 1264412, 1580515, 1833880, 1891640, 2528824, 3161030, 6005957, 6322060, 12011914, 12644120, 24023828, 30029785, 48047656, 60059570, 120119140, 240238280]

約数ペア:

[(1, 240238280), (2, 120119140), (4, 60059570), (5, 48047656), (8, 30029785), (10, 24023828), (19, 12644120), (20, 12011914), (38, 6322060), (40, 6005957), (76, 3161030), (95, 2528824), (127, 1891640), (131, 1833880), (152, 1580515), (190, 1264412), (254, 945820), (262, 916940), (361, 665480), (380, 632206), (508, 472910), (524, 458470), (635, 378328), (655, 366776), (722, 332740), (760, 316103), (1016, 236455), (1048, 229235), (1270, 189164), (1310, 183388), (1444, 166370), (1805, 133096), (2413, 99560), (2489, 96520), (2540, 94582), (2620, 91694), (2888, 83185), (3610, 66548), (4826, 49780), (4978, 48260), (5080, 47291), (5240, 45847), (7220, 33274), (9652, 24890), (9956, 24130), (12065, 19912), (12445, 19304), (14440, 16637)]