146479760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2939}}^1$

素因数の和:3048

約数の個数: 80

約数和(自身を含む): 393724800

約数和(自身を除く): 247245040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 89, 112, 140, 178, 280, 356, 445, 560, 623, 712, 890, 1246, 1424, 1780, 2492, 2939, 3115, 3560, 4984, 5878, 6230, 7120, 9968, 11756, 12460, 14695, 20573, 23512, 24920, 29390, 41146, 47024, 49840, 58780, 82292, 102865, 117560, 164584, 205730, 235120, 261571, 329168, 411460, 523142, 822920, 1046284, 1307855, 1645840, 1830997, 2092568, 2615710, 3661994, 4185136, 5231420, 7323988, 9154985, 10462840, 14647976, 18309970, 20925680, 29295952, 36619940, 73239880, 146479760]

約数ペア:

[(1, 146479760), (2, 73239880), (4, 36619940), (5, 29295952), (7, 20925680), (8, 18309970), (10, 14647976), (14, 10462840), (16, 9154985), (20, 7323988), (28, 5231420), (35, 4185136), (40, 3661994), (56, 2615710), (70, 2092568), (80, 1830997), (89, 1645840), (112, 1307855), (140, 1046284), (178, 822920), (280, 523142), (356, 411460), (445, 329168), (560, 261571), (623, 235120), (712, 205730), (890, 164584), (1246, 117560), (1424, 102865), (1780, 82292), (2492, 58780), (2939, 49840), (3115, 47024), (3560, 41146), (4984, 29390), (5878, 24920), (6230, 23512), (7120, 20573), (9968, 14695), (11756, 12460)]