212581044

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:671

約数の個数: 144

約数和(自身を含む): 629227200

約数和(自身を除く): 416646156

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 36, 38, 39, 52, 54, 57, 76, 78, 108, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 351, 468, 494, 507, 513, 613, 676, 684, 702, 741, 988, 1014, 1026, 1226, 1404, 1482, 1521, 1839, 2028, 2052, 2223, 2452, 2964, 3042, 3211, 3678, 4446, 4563, 5517, 6084, 6422, 6669, 7356, 7969, 8892, 9126, 9633, 11034, 11647, 12844, 13338, 15938, 16551, 18252, 19266, 22068, 23294, 23907, 26676, 28899, 31876, 33102, 34941, 38532, 46588, 47814, 57798, 66204, 69882, 71721, 86697, 95628, 103597, 104823, 115596, 139764, 143442, 151411, 173394, 207194, 209646, 215163, 286884, 302822, 310791, 314469, 346788, 414388, 419292, 430326, 454233, 605644, 621582, 628938, 860652, 908466, 932373, 1243164, 1257876, 1362699, 1816932, 1864746, 1968343, 2725398, 2797119, 3729492, 3936686, 4088097, 5450796, 5594238, 5905029, 7873372, 8176194, 11188476, 11810058, 16352388, 17715087, 23620116, 35430174, 53145261, 70860348, 106290522, 212581044]

約数ペア:

[(1, 212581044), (2, 106290522), (3, 70860348), (4, 53145261), (6, 35430174), (9, 23620116), (12, 17715087), (13, 16352388), (18, 11810058), (19, 11188476), (26, 8176194), (27, 7873372), (36, 5905029), (38, 5594238), (39, 5450796), (52, 4088097), (54, 3936686), (57, 3729492), (76, 2797119), (78, 2725398), (108, 1968343), (114, 1864746), (117, 1816932), (156, 1362699), (169, 1257876), (171, 1243164), (228, 932373), (234, 908466), (247, 860652), (338, 628938), (342, 621582), (351, 605644), (468, 454233), (494, 430326), (507, 419292), (513, 414388), (613, 346788), (676, 314469), (684, 310791), (702, 302822), (741, 286884), (988, 215163), (1014, 209646), (1026, 207194), (1226, 173394), (1404, 151411), (1482, 143442), (1521, 139764), (1839, 115596), (2028, 104823), (2052, 103597), (2223, 95628), (2452, 86697), (2964, 71721), (3042, 69882), (3211, 66204), (3678, 57798), (4446, 47814), (4563, 46588), (5517, 38532), (6084, 34941), (6422, 33102), (6669, 31876), (7356, 28899), (7969, 26676), (8892, 23907), (9126, 23294), (9633, 22068), (11034, 19266), (11647, 18252), (12844, 16551), (13338, 15938)]