306786788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 144

約数和(自身を含む): 732168192

約数和(自身を除く): 425381404

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 31, 44, 46, 62, 77, 92, 121, 124, 127, 154, 161, 217, 242, 253, 254, 308, 322, 341, 434, 484, 506, 508, 644, 682, 713, 847, 868, 889, 1012, 1364, 1397, 1426, 1694, 1771, 1778, 2387, 2783, 2794, 2852, 2921, 3388, 3542, 3556, 3751, 3937, 4774, 4991, 5566, 5588, 5842, 7084, 7502, 7843, 7874, 9548, 9779, 9982, 11132, 11684, 15004, 15367, 15686, 15748, 19481, 19558, 19964, 20447, 26257, 27559, 30734, 31372, 32131, 38962, 39116, 40894, 43307, 52514, 54901, 55118, 61468, 64262, 77924, 81788, 86273, 86614, 90551, 105028, 107569, 109802, 110236, 128524, 172546, 173228, 181102, 215138, 219604, 224917, 303149, 345092, 353441, 362204, 430276, 449834, 476377, 603911, 606298, 633857, 706882, 899668, 952754, 996061, 1207822, 1212596, 1267714, 1413764, 1905508, 1992122, 2415644, 2474087, 2535428, 3334639, 3984244, 4948174, 6669278, 6972427, 9896348, 10956671, 13338556, 13944854, 21913342, 27889708, 43826684, 76696697, 153393394, 306786788]

約数ペア:

[(1, 306786788), (2, 153393394), (4, 76696697), (7, 43826684), (11, 27889708), (14, 21913342), (22, 13944854), (23, 13338556), (28, 10956671), (31, 9896348), (44, 6972427), (46, 6669278), (62, 4948174), (77, 3984244), (92, 3334639), (121, 2535428), (124, 2474087), (127, 2415644), (154, 1992122), (161, 1905508), (217, 1413764), (242, 1267714), (253, 1212596), (254, 1207822), (308, 996061), (322, 952754), (341, 899668), (434, 706882), (484, 633857), (506, 606298), (508, 603911), (644, 476377), (682, 449834), (713, 430276), (847, 362204), (868, 353441), (889, 345092), (1012, 303149), (1364, 224917), (1397, 219604), (1426, 215138), (1694, 181102), (1771, 173228), (1778, 172546), (2387, 128524), (2783, 110236), (2794, 109802), (2852, 107569), (2921, 105028), (3388, 90551), (3542, 86614), (3556, 86273), (3751, 81788), (3937, 77924), (4774, 64262), (4991, 61468), (5566, 55118), (5588, 54901), (5842, 52514), (7084, 43307), (7502, 40894), (7843, 39116), (7874, 38962), (9548, 32131), (9779, 31372), (9982, 30734), (11132, 27559), (11684, 26257), (15004, 20447), (15367, 19964), (15686, 19558), (15748, 19481)]