233649920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:410

約数の個数: 144

約数和(自身を含む): 649010880

約数和(自身を除く): 415360960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 89, 112, 128, 140, 160, 178, 224, 256, 280, 293, 320, 356, 445, 448, 560, 586, 623, 640, 712, 890, 896, 1120, 1172, 1246, 1280, 1424, 1465, 1780, 1792, 2051, 2240, 2344, 2492, 2848, 2930, 3115, 3560, 4102, 4480, 4688, 4984, 5696, 5860, 6230, 7120, 8204, 8960, 9376, 9968, 10255, 11392, 11720, 12460, 14240, 16408, 18752, 19936, 20510, 22784, 23440, 24920, 26077, 28480, 32816, 37504, 39872, 41020, 46880, 49840, 52154, 56960, 65632, 75008, 79744, 82040, 93760, 99680, 104308, 113920, 130385, 131264, 159488, 164080, 182539, 187520, 199360, 208616, 260770, 262528, 328160, 365078, 375040, 398720, 417232, 521540, 525056, 656320, 730156, 797440, 834464, 912695, 1043080, 1312640, 1460312, 1668928, 1825390, 2086160, 2625280, 2920624, 3337856, 3650780, 4172320, 5841248, 6675712, 7301560, 8344640, 11682496, 14603120, 16689280, 23364992, 29206240, 33378560, 46729984, 58412480, 116824960, 233649920]

約数ペア:

[(1, 233649920), (2, 116824960), (4, 58412480), (5, 46729984), (7, 33378560), (8, 29206240), (10, 23364992), (14, 16689280), (16, 14603120), (20, 11682496), (28, 8344640), (32, 7301560), (35, 6675712), (40, 5841248), (56, 4172320), (64, 3650780), (70, 3337856), (80, 2920624), (89, 2625280), (112, 2086160), (128, 1825390), (140, 1668928), (160, 1460312), (178, 1312640), (224, 1043080), (256, 912695), (280, 834464), (293, 797440), (320, 730156), (356, 656320), (445, 525056), (448, 521540), (560, 417232), (586, 398720), (623, 375040), (640, 365078), (712, 328160), (890, 262528), (896, 260770), (1120, 208616), (1172, 199360), (1246, 187520), (1280, 182539), (1424, 164080), (1465, 159488), (1780, 131264), (1792, 130385), (2051, 113920), (2240, 104308), (2344, 99680), (2492, 93760), (2848, 82040), (2930, 79744), (3115, 75008), (3560, 65632), (4102, 56960), (4480, 52154), (4688, 49840), (4984, 46880), (5696, 41020), (5860, 39872), (6230, 37504), (7120, 32816), (8204, 28480), (8960, 26077), (9376, 24920), (9968, 23440), (10255, 22784), (11392, 20510), (11720, 19936), (12460, 18752), (14240, 16408)]