445575760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2293}}^1$

素因数の和:2660

約数の個数: 80

約数和(自身を含む): 1187888256

約数和(自身を除く): 742312496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 347, 560, 694, 1388, 1735, 2293, 2429, 2776, 3470, 4586, 4858, 5552, 6940, 9172, 9716, 11465, 12145, 13880, 16051, 18344, 19432, 22930, 24290, 27760, 32102, 36688, 38864, 45860, 48580, 64204, 80255, 91720, 97160, 128408, 160510, 183440, 194320, 256816, 321020, 642040, 795671, 1284080, 1591342, 3182684, 3978355, 5569697, 6365368, 7956710, 11139394, 12730736, 15913420, 22278788, 27848485, 31826840, 44557576, 55696970, 63653680, 89115152, 111393940, 222787880, 445575760]

約数ペア:

[(1, 445575760), (2, 222787880), (4, 111393940), (5, 89115152), (7, 63653680), (8, 55696970), (10, 44557576), (14, 31826840), (16, 27848485), (20, 22278788), (28, 15913420), (35, 12730736), (40, 11139394), (56, 7956710), (70, 6365368), (80, 5569697), (112, 3978355), (140, 3182684), (280, 1591342), (347, 1284080), (560, 795671), (694, 642040), (1388, 321020), (1735, 256816), (2293, 194320), (2429, 183440), (2776, 160510), (3470, 128408), (4586, 97160), (4858, 91720), (5552, 80255), (6940, 64204), (9172, 48580), (9716, 45860), (11465, 38864), (12145, 36688), (13880, 32102), (16051, 27760), (18344, 24290), (19432, 22930)]