143409920

素因数分解:

$2^8\times 5^1\times {\mathrm{181}}^1\times {\mathrm{619}}^1$

素因数の和:821

約数の個数: 72

約数和(自身を含む): 345967440

約数和(自身を除く): 202557520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 181, 256, 320, 362, 619, 640, 724, 905, 1238, 1280, 1448, 1810, 2476, 2896, 3095, 3620, 4952, 5792, 6190, 7240, 9904, 11584, 12380, 14480, 19808, 23168, 24760, 28960, 39616, 46336, 49520, 57920, 79232, 99040, 112039, 115840, 158464, 198080, 224078, 231680, 396160, 448156, 560195, 792320, 896312, 1120390, 1792624, 2240780, 3585248, 4481560, 7170496, 8963120, 14340992, 17926240, 28681984, 35852480, 71704960, 143409920]

約数ペア:

[(1, 143409920), (2, 71704960), (4, 35852480), (5, 28681984), (8, 17926240), (10, 14340992), (16, 8963120), (20, 7170496), (32, 4481560), (40, 3585248), (64, 2240780), (80, 1792624), (128, 1120390), (160, 896312), (181, 792320), (256, 560195), (320, 448156), (362, 396160), (619, 231680), (640, 224078), (724, 198080), (905, 158464), (1238, 115840), (1280, 112039), (1448, 99040), (1810, 79232), (2476, 57920), (2896, 49520), (3095, 46336), (3620, 39616), (4952, 28960), (5792, 24760), (6190, 23168), (7240, 19808), (9904, 14480), (11584, 12380)]