71473920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{2659}}^1$

素因数の和:2690

約数の個数: 144

約数和(自身を含む): 260977920

約数和(自身を除く): 189504000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 768, 840, 896, 960, 1120, 1280, 1344, 1680, 1792, 1920, 2240, 2659, 2688, 3360, 3840, 4480, 5318, 5376, 6720, 7977, 8960, 10636, 13295, 13440, 15954, 18613, 21272, 26590, 26880, 31908, 37226, 39885, 42544, 53180, 55839, 63816, 74452, 79770, 85088, 93065, 106360, 111678, 127632, 148904, 159540, 170176, 186130, 212720, 223356, 255264, 279195, 297808, 319080, 340352, 372260, 425440, 446712, 510528, 558390, 595616, 638160, 680704, 744520, 850880, 893424, 1021056, 1116780, 1191232, 1276320, 1489040, 1701760, 1786848, 2042112, 2233560, 2382464, 2552640, 2978080, 3403520, 3573696, 4467120, 4764928, 5105280, 5956160, 7147392, 8934240, 10210560, 11912320, 14294784, 17868480, 23824640, 35736960, 71473920]

約数ペア:

[(1, 71473920), (2, 35736960), (3, 23824640), (4, 17868480), (5, 14294784), (6, 11912320), (7, 10210560), (8, 8934240), (10, 7147392), (12, 5956160), (14, 5105280), (15, 4764928), (16, 4467120), (20, 3573696), (21, 3403520), (24, 2978080), (28, 2552640), (30, 2382464), (32, 2233560), (35, 2042112), (40, 1786848), (42, 1701760), (48, 1489040), (56, 1276320), (60, 1191232), (64, 1116780), (70, 1021056), (80, 893424), (84, 850880), (96, 744520), (105, 680704), (112, 638160), (120, 595616), (128, 558390), (140, 510528), (160, 446712), (168, 425440), (192, 372260), (210, 340352), (224, 319080), (240, 297808), (256, 279195), (280, 255264), (320, 223356), (336, 212720), (384, 186130), (420, 170176), (448, 159540), (480, 148904), (560, 127632), (640, 111678), (672, 106360), (768, 93065), (840, 85088), (896, 79770), (960, 74452), (1120, 63816), (1280, 55839), (1344, 53180), (1680, 42544), (1792, 39885), (1920, 37226), (2240, 31908), (2659, 26880), (2688, 26590), (3360, 21272), (3840, 18613), (4480, 15954), (5318, 13440), (5376, 13295), (6720, 10636), (7977, 8960)]