149929220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{152989}}^1$

素因数の和:153012

約数の個数: 36

約数和(自身を含む): 366258060

約数和(自身を除く): 216328840

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 152989, 305978, 611956, 764945, 1070923, 1529890, 2141846, 3059780, 4283692, 5354615, 7496461, 10709230, 14992922, 21418460, 29985844, 37482305, 74964610, 149929220]

約数ペア:

[(1, 149929220), (2, 74964610), (4, 37482305), (5, 29985844), (7, 21418460), (10, 14992922), (14, 10709230), (20, 7496461), (28, 5354615), (35, 4283692), (49, 3059780), (70, 2141846), (98, 1529890), (140, 1070923), (196, 764945), (245, 611956), (490, 305978), (980, 152989)]