210356505

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{563}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 402262848

約数和(自身を除く): 191906343

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 115, 171, 207, 285, 345, 361, 437, 563, 855, 1035, 1083, 1311, 1689, 1805, 2185, 2815, 3249, 3933, 5067, 5415, 6555, 8303, 8445, 10697, 12949, 16245, 19665, 24909, 25335, 32091, 38847, 41515, 53485, 64745, 74727, 96273, 116541, 124545, 160455, 194235, 203243, 246031, 373635, 481365, 582705, 609729, 738093, 1016215, 1230155, 1829187, 2214279, 3048645, 3690465, 4674589, 9145935, 11071395, 14023767, 23372945, 42071301, 70118835, 210356505]

約数ペア:

[(1, 210356505), (3, 70118835), (5, 42071301), (9, 23372945), (15, 14023767), (19, 11071395), (23, 9145935), (45, 4674589), (57, 3690465), (69, 3048645), (95, 2214279), (115, 1829187), (171, 1230155), (207, 1016215), (285, 738093), (345, 609729), (361, 582705), (437, 481365), (563, 373635), (855, 246031), (1035, 203243), (1083, 194235), (1311, 160455), (1689, 124545), (1805, 116541), (2185, 96273), (2815, 74727), (3249, 64745), (3933, 53485), (5067, 41515), (5415, 38847), (6555, 32091), (8303, 25335), (8445, 24909), (10697, 19665), (12949, 16245)]