15771267760

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{19661}}^1$

素因数の和:19982

約数の個数: 80

約数和(自身を含む): 37800116352

約数和(自身を除く): 22028848592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 271, 296, 370, 542, 592, 740, 1084, 1355, 1480, 2168, 2710, 2960, 4336, 5420, 10027, 10840, 19661, 20054, 21680, 39322, 40108, 50135, 78644, 80216, 98305, 100270, 157288, 160432, 196610, 200540, 314576, 393220, 401080, 727457, 786440, 802160, 1454914, 1572880, 2909828, 3637285, 5328131, 5819656, 7274570, 10656262, 11639312, 14549140, 21312524, 26640655, 29098280, 42625048, 53281310, 58196560, 85250096, 106562620, 197140847, 213125240, 394281694, 426250480, 788563388, 985704235, 1577126776, 1971408470, 3154253552, 3942816940, 7885633880, 15771267760]

約数ペア:

[(1, 15771267760), (2, 7885633880), (4, 3942816940), (5, 3154253552), (8, 1971408470), (10, 1577126776), (16, 985704235), (20, 788563388), (37, 426250480), (40, 394281694), (74, 213125240), (80, 197140847), (148, 106562620), (185, 85250096), (271, 58196560), (296, 53281310), (370, 42625048), (542, 29098280), (592, 26640655), (740, 21312524), (1084, 14549140), (1355, 11639312), (1480, 10656262), (2168, 7274570), (2710, 5819656), (2960, 5328131), (4336, 3637285), (5420, 2909828), (10027, 1572880), (10840, 1454914), (19661, 802160), (20054, 786440), (21680, 727457), (39322, 401080), (40108, 393220), (50135, 314576), (78644, 200540), (80216, 196610), (98305, 160432), (100270, 157288)]