202828660

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 72

約数和(自身を含む): 449924328

約数和(自身を除く): 247095668

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 173, 244, 305, 310, 346, 610, 620, 692, 865, 961, 1220, 1730, 1891, 1922, 3460, 3782, 3844, 4805, 5363, 7564, 9455, 9610, 10553, 10726, 18910, 19220, 21106, 21452, 26815, 37820, 42212, 52765, 53630, 58621, 105530, 107260, 117242, 166253, 211060, 234484, 293105, 327143, 332506, 586210, 654286, 665012, 831265, 1172420, 1308572, 1635715, 1662530, 3271430, 3325060, 6542860, 10141433, 20282866, 40565732, 50707165, 101414330, 202828660]

約数ペア:

[(1, 202828660), (2, 101414330), (4, 50707165), (5, 40565732), (10, 20282866), (20, 10141433), (31, 6542860), (61, 3325060), (62, 3271430), (122, 1662530), (124, 1635715), (155, 1308572), (173, 1172420), (244, 831265), (305, 665012), (310, 654286), (346, 586210), (610, 332506), (620, 327143), (692, 293105), (865, 234484), (961, 211060), (1220, 166253), (1730, 117242), (1891, 107260), (1922, 105530), (3460, 58621), (3782, 53630), (3844, 52765), (4805, 42212), (5363, 37820), (7564, 26815), (9455, 21452), (9610, 21106), (10553, 19220), (10726, 18910)]