156967629940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{325943}}^1$

素因数の和:326173

約数の個数: 72

約数和(自身を含む): 364144636800

約数和(自身を除く): 207177006860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 199, 220, 242, 398, 484, 605, 796, 995, 1210, 1990, 2189, 2420, 3980, 4378, 8756, 10945, 21890, 24079, 43780, 48158, 96316, 120395, 240790, 325943, 481580, 651886, 1303772, 1629715, 3259430, 3585373, 6518860, 7170746, 14341492, 17926865, 35853730, 39439103, 64862657, 71707460, 78878206, 129725314, 157756412, 197195515, 259450628, 324313285, 394391030, 648626570, 713489227, 788782060, 1297253140, 1426978454, 2853956908, 3567446135, 7134892270, 7848381497, 14269784540, 15696762994, 31393525988, 39241907485, 78483814970, 156967629940]

約数ペア:

[(1, 156967629940), (2, 78483814970), (4, 39241907485), (5, 31393525988), (10, 15696762994), (11, 14269784540), (20, 7848381497), (22, 7134892270), (44, 3567446135), (55, 2853956908), (110, 1426978454), (121, 1297253140), (199, 788782060), (220, 713489227), (242, 648626570), (398, 394391030), (484, 324313285), (605, 259450628), (796, 197195515), (995, 157756412), (1210, 129725314), (1990, 78878206), (2189, 71707460), (2420, 64862657), (3980, 39439103), (4378, 35853730), (8756, 17926865), (10945, 14341492), (21890, 7170746), (24079, 6518860), (43780, 3585373), (48158, 3259430), (96316, 1629715), (120395, 1303772), (240790, 651886), (325943, 481580)]