210322970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7741}}^1$

素因数の和:7791

約数の個数: 64

約数和(自身を含む): 468236160

約数和(自身を除く): 257913190

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 715, 1045, 1235, 1430, 2090, 2470, 2717, 5434, 7741, 13585, 15482, 27170, 38705, 77410, 85151, 100633, 147079, 170302, 201266, 294158, 425755, 503165, 735395, 851510, 1006330, 1106963, 1470790, 1617869, 1912027, 2213926, 3235738, 3824054, 5534815, 8089345, 9560135, 11069630, 16178690, 19120270, 21032297, 42064594, 105161485, 210322970]

約数ペア:

[(1, 210322970), (2, 105161485), (5, 42064594), (10, 21032297), (11, 19120270), (13, 16178690), (19, 11069630), (22, 9560135), (26, 8089345), (38, 5534815), (55, 3824054), (65, 3235738), (95, 2213926), (110, 1912027), (130, 1617869), (143, 1470790), (190, 1106963), (209, 1006330), (247, 851510), (286, 735395), (418, 503165), (494, 425755), (715, 294158), (1045, 201266), (1235, 170302), (1430, 147079), (2090, 100633), (2470, 85151), (2717, 77410), (5434, 38705), (7741, 27170), (13585, 15482)]