217670460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{27277}}^1$

素因数の和:27315

約数の個数: 96

約数和(自身を含む): 733232640

約数和(自身を除く): 515562180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 27277, 54554, 81831, 109108, 136385, 163662, 190939, 272770, 327324, 381878, 409155, 518263, 545540, 572817, 763756, 818310, 954695, 1036526, 1145634, 1554789, 1636620, 1909390, 2073052, 2291268, 2591315, 2864085, 3109578, 3627841, 3818780, 5182630, 5728170, 6219156, 7255682, 7773945, 10365260, 10883523, 11456340, 14511364, 15547890, 18139205, 21767046, 31095780, 36278410, 43534092, 54417615, 72556820, 108835230, 217670460]

約数ペア:

[(1, 217670460), (2, 108835230), (3, 72556820), (4, 54417615), (5, 43534092), (6, 36278410), (7, 31095780), (10, 21767046), (12, 18139205), (14, 15547890), (15, 14511364), (19, 11456340), (20, 10883523), (21, 10365260), (28, 7773945), (30, 7255682), (35, 6219156), (38, 5728170), (42, 5182630), (57, 3818780), (60, 3627841), (70, 3109578), (76, 2864085), (84, 2591315), (95, 2291268), (105, 2073052), (114, 1909390), (133, 1636620), (140, 1554789), (190, 1145634), (210, 1036526), (228, 954695), (266, 818310), (285, 763756), (380, 572817), (399, 545540), (420, 518263), (532, 409155), (570, 381878), (665, 327324), (798, 272770), (1140, 190939), (1330, 163662), (1596, 136385), (1995, 109108), (2660, 81831), (3990, 54554), (7980, 27277)]