80641320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{313}}^1$

素因数の和:459

約数の個数: 128

約数和(自身を含む): 257731200

約数和(自身を除く): 177089880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 113, 114, 120, 152, 190, 226, 228, 285, 313, 339, 380, 452, 456, 565, 570, 626, 678, 760, 904, 939, 1130, 1140, 1252, 1356, 1565, 1695, 1878, 2147, 2260, 2280, 2504, 2712, 3130, 3390, 3756, 4294, 4520, 4695, 5947, 6260, 6441, 6780, 7512, 8588, 9390, 10735, 11894, 12520, 12882, 13560, 17176, 17841, 18780, 21470, 23788, 25764, 29735, 32205, 35369, 35682, 37560, 42940, 47576, 51528, 59470, 64410, 70738, 71364, 85880, 89205, 106107, 118940, 128820, 141476, 142728, 176845, 178410, 212214, 237880, 257640, 282952, 353690, 356820, 424428, 530535, 672011, 707380, 713640, 848856, 1061070, 1344022, 1414760, 2016033, 2122140, 2688044, 3360055, 4032066, 4244280, 5376088, 6720110, 8064132, 10080165, 13440220, 16128264, 20160330, 26880440, 40320660, 80641320]

約数ペア:

[(1, 80641320), (2, 40320660), (3, 26880440), (4, 20160330), (5, 16128264), (6, 13440220), (8, 10080165), (10, 8064132), (12, 6720110), (15, 5376088), (19, 4244280), (20, 4032066), (24, 3360055), (30, 2688044), (38, 2122140), (40, 2016033), (57, 1414760), (60, 1344022), (76, 1061070), (95, 848856), (113, 713640), (114, 707380), (120, 672011), (152, 530535), (190, 424428), (226, 356820), (228, 353690), (285, 282952), (313, 257640), (339, 237880), (380, 212214), (452, 178410), (456, 176845), (565, 142728), (570, 141476), (626, 128820), (678, 118940), (760, 106107), (904, 89205), (939, 85880), (1130, 71364), (1140, 70738), (1252, 64410), (1356, 59470), (1565, 51528), (1695, 47576), (1878, 42940), (2147, 37560), (2260, 35682), (2280, 35369), (2504, 32205), (2712, 29735), (3130, 25764), (3390, 23788), (3756, 21470), (4294, 18780), (4520, 17841), (4695, 17176), (5947, 13560), (6260, 12882), (6441, 12520), (6780, 11894), (7512, 10735), (8588, 9390)]