221675300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{28789}}^1$

素因数の和:28821

約数の個数: 72

約数和(自身を含む): 599753280

約数和(自身を除く): 378077980

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 77, 100, 110, 140, 154, 175, 220, 275, 308, 350, 385, 550, 700, 770, 1100, 1540, 1925, 3850, 7700, 28789, 57578, 115156, 143945, 201523, 287890, 316679, 403046, 575780, 633358, 719725, 806092, 1007615, 1266716, 1439450, 1583395, 2015230, 2216753, 2878900, 3166790, 4030460, 4433506, 5038075, 6333580, 7916975, 8867012, 10076150, 11083765, 15833950, 20152300, 22167530, 31667900, 44335060, 55418825, 110837650, 221675300]

約数ペア:

[(1, 221675300), (2, 110837650), (4, 55418825), (5, 44335060), (7, 31667900), (10, 22167530), (11, 20152300), (14, 15833950), (20, 11083765), (22, 10076150), (25, 8867012), (28, 7916975), (35, 6333580), (44, 5038075), (50, 4433506), (55, 4030460), (70, 3166790), (77, 2878900), (100, 2216753), (110, 2015230), (140, 1583395), (154, 1439450), (175, 1266716), (220, 1007615), (275, 806092), (308, 719725), (350, 633358), (385, 575780), (550, 403046), (700, 316679), (770, 287890), (1100, 201523), (1540, 143945), (1925, 115156), (3850, 57578), (7700, 28789)]