640514304002

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2441}}^1\times {\mathrm{7681}}^1$

素因数の和:10203

約数の個数: 64

約数和(自身を含む): 1080543974400

約数和(自身を除く): 440029670398

約数列:

[1, 2, 19, 29, 31, 38, 58, 62, 551, 589, 899, 1102, 1178, 1798, 2441, 4882, 7681, 15362, 17081, 34162, 46379, 70789, 75671, 92758, 141578, 145939, 151342, 222749, 238111, 291878, 445498, 476222, 1344991, 1437749, 2194459, 2689982, 2875498, 4232231, 4388918, 4524109, 6905219, 8464462, 9048218, 13810438, 18749321, 37498642, 41694721, 83389442, 131199161, 262398322, 356237099, 543730309, 581228951, 712474198, 1087460618, 1162457902, 10330875871, 11043350069, 16855639579, 20661751742, 22086700138, 33711279158, 320257152001, 640514304002]

約数ペア:

[(1, 640514304002), (2, 320257152001), (19, 33711279158), (29, 22086700138), (31, 20661751742), (38, 16855639579), (58, 11043350069), (62, 10330875871), (551, 1162457902), (589, 1087460618), (899, 712474198), (1102, 581228951), (1178, 543730309), (1798, 356237099), (2441, 262398322), (4882, 131199161), (7681, 83389442), (15362, 41694721), (17081, 37498642), (34162, 18749321), (46379, 13810438), (70789, 9048218), (75671, 8464462), (92758, 6905219), (141578, 4524109), (145939, 4388918), (151342, 4232231), (222749, 2875498), (238111, 2689982), (291878, 2194459), (445498, 1437749), (476222, 1344991)]