726570648

素因数分解:

$2^3\times 3^4\times {\mathrm{647}}^1\times {\mathrm{1733}}^1$

素因数の和:2398

約数の個数: 80

約数和(自身を含む): 2039392080

約数和(自身を除く): 1312821432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 647, 648, 1294, 1733, 1941, 2588, 3466, 3882, 5176, 5199, 5823, 6932, 7764, 10398, 11646, 13864, 15528, 15597, 17469, 20796, 23292, 31194, 34938, 41592, 46584, 46791, 52407, 62388, 69876, 93582, 104814, 124776, 139752, 140373, 187164, 209628, 280746, 374328, 419256, 561492, 1121251, 1122984, 2242502, 3363753, 4485004, 6727506, 8970008, 10091259, 13455012, 20182518, 26910024, 30273777, 40365036, 60547554, 80730072, 90821331, 121095108, 181642662, 242190216, 363285324, 726570648]

約数ペア:

[(1, 726570648), (2, 363285324), (3, 242190216), (4, 181642662), (6, 121095108), (8, 90821331), (9, 80730072), (12, 60547554), (18, 40365036), (24, 30273777), (27, 26910024), (36, 20182518), (54, 13455012), (72, 10091259), (81, 8970008), (108, 6727506), (162, 4485004), (216, 3363753), (324, 2242502), (647, 1122984), (648, 1121251), (1294, 561492), (1733, 419256), (1941, 374328), (2588, 280746), (3466, 209628), (3882, 187164), (5176, 140373), (5199, 139752), (5823, 124776), (6932, 104814), (7764, 93582), (10398, 69876), (11646, 62388), (13864, 52407), (15528, 46791), (15597, 46584), (17469, 41592), (20796, 34938), (23292, 31194)]