123768720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{433}}^1$

素因数の和:849

約数の個数: 120

約数和(自身を含む): 417665976

約数和(自身を除く): 293897256

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 397, 433, 720, 794, 866, 1191, 1299, 1588, 1732, 1985, 2165, 2382, 2598, 3176, 3464, 3573, 3897, 3970, 4330, 4764, 5196, 5955, 6352, 6495, 6928, 7146, 7794, 7940, 8660, 9528, 10392, 11910, 12990, 14292, 15588, 15880, 17320, 17865, 19056, 19485, 20784, 23820, 25980, 28584, 31176, 31760, 34640, 35730, 38970, 47640, 51960, 57168, 62352, 71460, 77940, 95280, 103920, 142920, 155880, 171901, 285840, 311760, 343802, 515703, 687604, 859505, 1031406, 1375208, 1547109, 1719010, 2062812, 2578515, 2750416, 3094218, 3438020, 4125624, 5157030, 6188436, 6876040, 7735545, 8251248, 10314060, 12376872, 13752080, 15471090, 20628120, 24753744, 30942180, 41256240, 61884360, 123768720]

約数ペア:

[(1, 123768720), (2, 61884360), (3, 41256240), (4, 30942180), (5, 24753744), (6, 20628120), (8, 15471090), (9, 13752080), (10, 12376872), (12, 10314060), (15, 8251248), (16, 7735545), (18, 6876040), (20, 6188436), (24, 5157030), (30, 4125624), (36, 3438020), (40, 3094218), (45, 2750416), (48, 2578515), (60, 2062812), (72, 1719010), (80, 1547109), (90, 1375208), (120, 1031406), (144, 859505), (180, 687604), (240, 515703), (360, 343802), (397, 311760), (433, 285840), (720, 171901), (794, 155880), (866, 142920), (1191, 103920), (1299, 95280), (1588, 77940), (1732, 71460), (1985, 62352), (2165, 57168), (2382, 51960), (2598, 47640), (3176, 38970), (3464, 35730), (3573, 34640), (3897, 31760), (3970, 31176), (4330, 28584), (4764, 25980), (5196, 23820), (5955, 20784), (6352, 19485), (6495, 19056), (6928, 17865), (7146, 17320), (7794, 15880), (7940, 15588), (8660, 14292), (9528, 12990), (10392, 11910)]