208604520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{15661}}^1$

素因数の和:15715

約数の個数: 96

約数和(自身を含む): 696332520

約数和(自身を除く): 487728000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 37, 40, 45, 60, 72, 74, 90, 111, 120, 148, 180, 185, 222, 296, 333, 360, 370, 444, 555, 666, 740, 888, 1110, 1332, 1480, 1665, 2220, 2664, 3330, 4440, 6660, 13320, 15661, 31322, 46983, 62644, 78305, 93966, 125288, 140949, 156610, 187932, 234915, 281898, 313220, 375864, 469830, 563796, 579457, 626440, 704745, 939660, 1127592, 1158914, 1409490, 1738371, 1879320, 2317828, 2818980, 2897285, 3476742, 4635656, 5215113, 5637960, 5794570, 6953484, 8691855, 10430226, 11589140, 13906968, 17383710, 20860452, 23178280, 26075565, 34767420, 41720904, 52151130, 69534840, 104302260, 208604520]

約数ペア:

[(1, 208604520), (2, 104302260), (3, 69534840), (4, 52151130), (5, 41720904), (6, 34767420), (8, 26075565), (9, 23178280), (10, 20860452), (12, 17383710), (15, 13906968), (18, 11589140), (20, 10430226), (24, 8691855), (30, 6953484), (36, 5794570), (37, 5637960), (40, 5215113), (45, 4635656), (60, 3476742), (72, 2897285), (74, 2818980), (90, 2317828), (111, 1879320), (120, 1738371), (148, 1409490), (180, 1158914), (185, 1127592), (222, 939660), (296, 704745), (333, 626440), (360, 579457), (370, 563796), (444, 469830), (555, 375864), (666, 313220), (740, 281898), (888, 234915), (1110, 187932), (1332, 156610), (1480, 140949), (1665, 125288), (2220, 93966), (2664, 78305), (3330, 62644), (4440, 46983), (6660, 31322), (13320, 15661)]