215517660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50591}}^1$

素因数の和:50674

約数の個数: 48

約数和(自身を含む): 611960832

約数和(自身を除く): 396443172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 50591, 101182, 151773, 202364, 252955, 303546, 505910, 607092, 758865, 1011820, 1517730, 3035460, 3591961, 7183922, 10775883, 14367844, 17959805, 21551766, 35919610, 43103532, 53879415, 71839220, 107758830, 215517660]

約数ペア:

[(1, 215517660), (2, 107758830), (3, 71839220), (4, 53879415), (5, 43103532), (6, 35919610), (10, 21551766), (12, 17959805), (15, 14367844), (20, 10775883), (30, 7183922), (60, 3591961), (71, 3035460), (142, 1517730), (213, 1011820), (284, 758865), (355, 607092), (426, 505910), (710, 303546), (852, 252955), (1065, 202364), (1420, 151773), (2130, 101182), (4260, 50591)]