123708720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:419

約数の個数: 160

約数和(自身を含む): 406973952

約数和(自身を除く): 283265232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 73, 80, 92, 115, 120, 138, 146, 184, 219, 230, 240, 276, 292, 307, 345, 365, 368, 438, 460, 552, 584, 614, 690, 730, 876, 920, 921, 1095, 1104, 1168, 1228, 1380, 1460, 1535, 1679, 1752, 1840, 1842, 2190, 2456, 2760, 2920, 3070, 3358, 3504, 3684, 4380, 4605, 4912, 5037, 5520, 5840, 6140, 6716, 7061, 7368, 8395, 8760, 9210, 10074, 12280, 13432, 14122, 14736, 16790, 17520, 18420, 20148, 21183, 22411, 24560, 25185, 26864, 28244, 33580, 35305, 36840, 40296, 42366, 44822, 50370, 56488, 67160, 67233, 70610, 73680, 80592, 84732, 89644, 100740, 105915, 112055, 112976, 134320, 134466, 141220, 169464, 179288, 201480, 211830, 224110, 268932, 282440, 336165, 338928, 358576, 402960, 423660, 448220, 515453, 537864, 564880, 672330, 847320, 896440, 1030906, 1075728, 1344660, 1546359, 1694640, 1792880, 2061812, 2577265, 2689320, 3092718, 4123624, 5154530, 5378640, 6185436, 7731795, 8247248, 10309060, 12370872, 15463590, 20618120, 24741744, 30927180, 41236240, 61854360, 123708720]

約数ペア:

[(1, 123708720), (2, 61854360), (3, 41236240), (4, 30927180), (5, 24741744), (6, 20618120), (8, 15463590), (10, 12370872), (12, 10309060), (15, 8247248), (16, 7731795), (20, 6185436), (23, 5378640), (24, 5154530), (30, 4123624), (40, 3092718), (46, 2689320), (48, 2577265), (60, 2061812), (69, 1792880), (73, 1694640), (80, 1546359), (92, 1344660), (115, 1075728), (120, 1030906), (138, 896440), (146, 847320), (184, 672330), (219, 564880), (230, 537864), (240, 515453), (276, 448220), (292, 423660), (307, 402960), (345, 358576), (365, 338928), (368, 336165), (438, 282440), (460, 268932), (552, 224110), (584, 211830), (614, 201480), (690, 179288), (730, 169464), (876, 141220), (920, 134466), (921, 134320), (1095, 112976), (1104, 112055), (1168, 105915), (1228, 100740), (1380, 89644), (1460, 84732), (1535, 80592), (1679, 73680), (1752, 70610), (1840, 67233), (1842, 67160), (2190, 56488), (2456, 50370), (2760, 44822), (2920, 42366), (3070, 40296), (3358, 36840), (3504, 35305), (3684, 33580), (4380, 28244), (4605, 26864), (4912, 25185), (5037, 24560), (5520, 22411), (5840, 21183), (6140, 20148), (6716, 18420), (7061, 17520), (7368, 16790), (8395, 14736), (8760, 14122), (9210, 13432), (10074, 12280)]