198526380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{1279}}^1$

素因数の和:1503

約数の個数: 96

約数和(自身を含む): 602112000

約数和(自身を除く): 403585620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 199, 260, 390, 398, 597, 780, 796, 995, 1194, 1279, 1990, 2388, 2558, 2587, 2985, 3837, 3980, 5116, 5174, 5970, 6395, 7674, 7761, 10348, 11940, 12790, 12935, 15348, 15522, 16627, 19185, 25580, 25870, 31044, 33254, 38370, 38805, 49881, 51740, 66508, 76740, 77610, 83135, 99762, 155220, 166270, 199524, 249405, 254521, 332540, 498810, 509042, 763563, 997620, 1018084, 1272605, 1527126, 2545210, 3054252, 3308773, 3817815, 5090420, 6617546, 7635630, 9926319, 13235092, 15271260, 16543865, 19852638, 33087730, 39705276, 49631595, 66175460, 99263190, 198526380]

約数ペア:

[(1, 198526380), (2, 99263190), (3, 66175460), (4, 49631595), (5, 39705276), (6, 33087730), (10, 19852638), (12, 16543865), (13, 15271260), (15, 13235092), (20, 9926319), (26, 7635630), (30, 6617546), (39, 5090420), (52, 3817815), (60, 3308773), (65, 3054252), (78, 2545210), (130, 1527126), (156, 1272605), (195, 1018084), (199, 997620), (260, 763563), (390, 509042), (398, 498810), (597, 332540), (780, 254521), (796, 249405), (995, 199524), (1194, 166270), (1279, 155220), (1990, 99762), (2388, 83135), (2558, 77610), (2587, 76740), (2985, 66508), (3837, 51740), (3980, 49881), (5116, 38805), (5174, 38370), (5970, 33254), (6395, 31044), (7674, 25870), (7761, 25580), (10348, 19185), (11940, 16627), (12790, 15522), (12935, 15348)]