15709724920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{7963}}^1$

素因数の和:8085

約数の個数: 128

約数和(自身を含む): 38349527040

約数和(自身を除く): 22639802120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 43, 62, 74, 86, 124, 148, 155, 172, 185, 215, 248, 296, 310, 344, 370, 430, 620, 740, 860, 1147, 1240, 1333, 1480, 1591, 1720, 2294, 2666, 3182, 4588, 5332, 5735, 6364, 6665, 7955, 7963, 9176, 10664, 11470, 12728, 13330, 15910, 15926, 22940, 26660, 31820, 31852, 39815, 45880, 49321, 53320, 63640, 63704, 79630, 98642, 159260, 197284, 246605, 246853, 294631, 318520, 342409, 394568, 493210, 493706, 589262, 684818, 986420, 987412, 1178524, 1234265, 1369636, 1473155, 1712045, 1972840, 1974824, 2357048, 2468530, 2739272, 2946310, 3424090, 4937060, 5892620, 6848180, 9133561, 9874120, 10614679, 11785240, 12669133, 13696360, 18267122, 21229358, 25338266, 36534244, 42458716, 45667805, 50676532, 53073395, 63345665, 73068488, 84917432, 91335610, 101353064, 106146790, 126691330, 182671220, 212293580, 253382660, 365342440, 392743123, 424587160, 506765320, 785486246, 1570972492, 1963715615, 3141944984, 3927431230, 7854862460, 15709724920]

約数ペア:

[(1, 15709724920), (2, 7854862460), (4, 3927431230), (5, 3141944984), (8, 1963715615), (10, 1570972492), (20, 785486246), (31, 506765320), (37, 424587160), (40, 392743123), (43, 365342440), (62, 253382660), (74, 212293580), (86, 182671220), (124, 126691330), (148, 106146790), (155, 101353064), (172, 91335610), (185, 84917432), (215, 73068488), (248, 63345665), (296, 53073395), (310, 50676532), (344, 45667805), (370, 42458716), (430, 36534244), (620, 25338266), (740, 21229358), (860, 18267122), (1147, 13696360), (1240, 12669133), (1333, 11785240), (1480, 10614679), (1591, 9874120), (1720, 9133561), (2294, 6848180), (2666, 5892620), (3182, 4937060), (4588, 3424090), (5332, 2946310), (5735, 2739272), (6364, 2468530), (6665, 2357048), (7955, 1974824), (7963, 1972840), (9176, 1712045), (10664, 1473155), (11470, 1369636), (12728, 1234265), (13330, 1178524), (15910, 987412), (15926, 986420), (22940, 684818), (26660, 589262), (31820, 493706), (31852, 493210), (39815, 394568), (45880, 342409), (49321, 318520), (53320, 294631), (63640, 246853), (63704, 246605), (79630, 197284), (98642, 159260)]