90174700

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{239}}^1$

素因数の和:285

約数の個数: 144

約数和(自身を含む): 249984000

約数和(自身を除く): 159809300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 49, 50, 55, 70, 77, 98, 100, 110, 140, 154, 175, 196, 220, 239, 245, 275, 308, 343, 350, 385, 478, 490, 539, 550, 686, 700, 770, 956, 980, 1078, 1100, 1195, 1225, 1372, 1540, 1673, 1715, 1925, 2156, 2390, 2450, 2629, 2695, 3346, 3430, 3773, 3850, 4780, 4900, 5258, 5390, 5975, 6692, 6860, 7546, 7700, 8365, 8575, 10516, 10780, 11711, 11950, 13145, 13475, 15092, 16730, 17150, 18403, 18865, 23422, 23900, 26290, 26950, 33460, 34300, 36806, 37730, 41825, 46844, 52580, 53900, 58555, 65725, 73612, 75460, 81977, 83650, 92015, 94325, 117110, 128821, 131450, 163954, 167300, 184030, 188650, 234220, 257642, 262900, 292775, 327908, 368060, 377300, 409885, 460075, 515284, 585550, 644105, 819770, 901747, 920150, 1171100, 1288210, 1639540, 1803494, 1840300, 2049425, 2576420, 3220525, 3606988, 4098850, 4508735, 6441050, 8197700, 9017470, 12882100, 18034940, 22543675, 45087350, 90174700]

約数ペア:

[(1, 90174700), (2, 45087350), (4, 22543675), (5, 18034940), (7, 12882100), (10, 9017470), (11, 8197700), (14, 6441050), (20, 4508735), (22, 4098850), (25, 3606988), (28, 3220525), (35, 2576420), (44, 2049425), (49, 1840300), (50, 1803494), (55, 1639540), (70, 1288210), (77, 1171100), (98, 920150), (100, 901747), (110, 819770), (140, 644105), (154, 585550), (175, 515284), (196, 460075), (220, 409885), (239, 377300), (245, 368060), (275, 327908), (308, 292775), (343, 262900), (350, 257642), (385, 234220), (478, 188650), (490, 184030), (539, 167300), (550, 163954), (686, 131450), (700, 128821), (770, 117110), (956, 94325), (980, 92015), (1078, 83650), (1100, 81977), (1195, 75460), (1225, 73612), (1372, 65725), (1540, 58555), (1673, 53900), (1715, 52580), (1925, 46844), (2156, 41825), (2390, 37730), (2450, 36806), (2629, 34300), (2695, 33460), (3346, 26950), (3430, 26290), (3773, 23900), (3850, 23422), (4780, 18865), (4900, 18403), (5258, 17150), (5390, 16730), (5975, 15092), (6692, 13475), (6860, 13145), (7546, 11950), (7700, 11711), (8365, 10780), (8575, 10516)]