660202480

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{9907}}^1$

素因数の和:9951

約数の個数: 120

約数和(自身を含む): 1890803088

約数和(自身を除く): 1230600608

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 680, 784, 833, 952, 980, 1190, 1360, 1666, 1904, 1960, 2380, 3332, 3920, 4165, 4760, 6664, 8330, 9520, 9907, 13328, 16660, 19814, 33320, 39628, 49535, 66640, 69349, 79256, 99070, 138698, 158512, 168419, 198140, 277396, 336838, 346745, 396280, 485443, 554792, 673676, 693490, 792560, 842095, 970886, 1109584, 1178933, 1347352, 1386980, 1684190, 1941772, 2357866, 2427215, 2694704, 2773960, 3368380, 3883544, 4715732, 4854430, 5547920, 5894665, 6736760, 7767088, 8252531, 9431464, 9708860, 11789330, 13473520, 16505062, 18862928, 19417720, 23578660, 33010124, 38835440, 41262655, 47157320, 66020248, 82525310, 94314640, 132040496, 165050620, 330101240, 660202480]

約数ペア:

[(1, 660202480), (2, 330101240), (4, 165050620), (5, 132040496), (7, 94314640), (8, 82525310), (10, 66020248), (14, 47157320), (16, 41262655), (17, 38835440), (20, 33010124), (28, 23578660), (34, 19417720), (35, 18862928), (40, 16505062), (49, 13473520), (56, 11789330), (68, 9708860), (70, 9431464), (80, 8252531), (85, 7767088), (98, 6736760), (112, 5894665), (119, 5547920), (136, 4854430), (140, 4715732), (170, 3883544), (196, 3368380), (238, 2773960), (245, 2694704), (272, 2427215), (280, 2357866), (340, 1941772), (392, 1684190), (476, 1386980), (490, 1347352), (560, 1178933), (595, 1109584), (680, 970886), (784, 842095), (833, 792560), (952, 693490), (980, 673676), (1190, 554792), (1360, 485443), (1666, 396280), (1904, 346745), (1960, 336838), (2380, 277396), (3332, 198140), (3920, 168419), (4165, 158512), (4760, 138698), (6664, 99070), (8330, 79256), (9520, 69349), (9907, 66640), (13328, 49535), (16660, 39628), (19814, 33320)]