219975690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21503}}^1$

素因数の和:21555

約数の個数: 64

約数和(自身を含む): 594542592

約数和(自身を除く): 374566902

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 165, 186, 310, 330, 341, 465, 682, 930, 1023, 1705, 2046, 3410, 5115, 10230, 21503, 43006, 64509, 107515, 129018, 215030, 236533, 322545, 473066, 645090, 666593, 709599, 1182665, 1333186, 1419198, 1999779, 2365330, 3332965, 3547995, 3999558, 6665930, 7095990, 7332523, 9998895, 14665046, 19997790, 21997569, 36662615, 43995138, 73325230, 109987845, 219975690]

約数ペア:

[(1, 219975690), (2, 109987845), (3, 73325230), (5, 43995138), (6, 36662615), (10, 21997569), (11, 19997790), (15, 14665046), (22, 9998895), (30, 7332523), (31, 7095990), (33, 6665930), (55, 3999558), (62, 3547995), (66, 3332965), (93, 2365330), (110, 1999779), (155, 1419198), (165, 1333186), (186, 1182665), (310, 709599), (330, 666593), (341, 645090), (465, 473066), (682, 322545), (930, 236533), (1023, 215030), (1705, 129018), (2046, 107515), (3410, 64509), (5115, 43006), (10230, 21503)]