121139680

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:332

約数の個数: 96

約数和(自身を含む): 297198720

約数和(自身を除く): 176059040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 89, 94, 160, 178, 181, 188, 235, 356, 362, 376, 445, 470, 712, 724, 752, 890, 905, 940, 1424, 1448, 1504, 1780, 1810, 1880, 2848, 2896, 3560, 3620, 3760, 4183, 5792, 7120, 7240, 7520, 8366, 8507, 14240, 14480, 16109, 16732, 17014, 20915, 28960, 32218, 33464, 34028, 41830, 42535, 64436, 66928, 68056, 80545, 83660, 85070, 128872, 133856, 136112, 161090, 167320, 170140, 257744, 272224, 322180, 334640, 340280, 515488, 644360, 669280, 680560, 757123, 1288720, 1361120, 1514246, 2577440, 3028492, 3785615, 6056984, 7571230, 12113968, 15142460, 24227936, 30284920, 60569840, 121139680]

約数ペア:

[(1, 121139680), (2, 60569840), (4, 30284920), (5, 24227936), (8, 15142460), (10, 12113968), (16, 7571230), (20, 6056984), (32, 3785615), (40, 3028492), (47, 2577440), (80, 1514246), (89, 1361120), (94, 1288720), (160, 757123), (178, 680560), (181, 669280), (188, 644360), (235, 515488), (356, 340280), (362, 334640), (376, 322180), (445, 272224), (470, 257744), (712, 170140), (724, 167320), (752, 161090), (890, 136112), (905, 133856), (940, 128872), (1424, 85070), (1448, 83660), (1504, 80545), (1780, 68056), (1810, 66928), (1880, 64436), (2848, 42535), (2896, 41830), (3560, 34028), (3620, 33464), (3760, 32218), (4183, 28960), (5792, 20915), (7120, 17014), (7240, 16732), (7520, 16109), (8366, 14480), (8507, 14240)]