201271140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{159739}}^1$

素因数の和:159761

約数の個数: 72

約数和(自身を含む): 697744320

約数和(自身を除く): 496473180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 159739, 319478, 479217, 638956, 798695, 958434, 1118173, 1437651, 1597390, 1916868, 2236346, 2396085, 2875302, 3194780, 3354519, 4472692, 4792170, 5590865, 5750604, 6709038, 7188255, 9584340, 10063557, 11181730, 13418076, 14376510, 16772595, 20127114, 22363460, 28753020, 33545190, 40254228, 50317785, 67090380, 100635570, 201271140]

約数ペア:

[(1, 201271140), (2, 100635570), (3, 67090380), (4, 50317785), (5, 40254228), (6, 33545190), (7, 28753020), (9, 22363460), (10, 20127114), (12, 16772595), (14, 14376510), (15, 13418076), (18, 11181730), (20, 10063557), (21, 9584340), (28, 7188255), (30, 6709038), (35, 5750604), (36, 5590865), (42, 4792170), (45, 4472692), (60, 3354519), (63, 3194780), (70, 2875302), (84, 2396085), (90, 2236346), (105, 1916868), (126, 1597390), (140, 1437651), (180, 1118173), (210, 958434), (252, 798695), (315, 638956), (420, 479217), (630, 319478), (1260, 159739)]