38877660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{797}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 118512576

約数和(自身を除く): 79634916

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 271, 542, 797, 813, 1084, 1355, 1594, 1626, 2391, 2439, 2710, 3188, 3252, 3985, 4065, 4782, 4878, 5420, 7173, 7970, 8130, 9564, 9756, 11955, 12195, 14346, 15940, 16260, 23910, 24390, 28692, 35865, 47820, 48780, 71730, 143460, 215987, 431974, 647961, 863948, 1079935, 1295922, 1943883, 2159870, 2591844, 3239805, 3887766, 4319740, 6479610, 7775532, 9719415, 12959220, 19438830, 38877660]

約数ペア:

[(1, 38877660), (2, 19438830), (3, 12959220), (4, 9719415), (5, 7775532), (6, 6479610), (9, 4319740), (10, 3887766), (12, 3239805), (15, 2591844), (18, 2159870), (20, 1943883), (30, 1295922), (36, 1079935), (45, 863948), (60, 647961), (90, 431974), (180, 215987), (271, 143460), (542, 71730), (797, 48780), (813, 47820), (1084, 35865), (1355, 28692), (1594, 24390), (1626, 23910), (2391, 16260), (2439, 15940), (2710, 14346), (3188, 12195), (3252, 11955), (3985, 9756), (4065, 9564), (4782, 8130), (4878, 7970), (5420, 7173)]