164039260

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{15217}}^1$

素因数の和:15251

約数の個数: 72

約数和(自身を含む): 437182704

約数和(自身を除く): 273143444

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 140, 154, 196, 220, 245, 308, 385, 490, 539, 770, 980, 1078, 1540, 2156, 2695, 5390, 10780, 15217, 30434, 60868, 76085, 106519, 152170, 167387, 213038, 304340, 334774, 426076, 532595, 669548, 745633, 836935, 1065190, 1171709, 1491266, 1673870, 2130380, 2343418, 2982532, 3347740, 3728165, 4686836, 5858545, 7456330, 8201963, 11717090, 14912660, 16403926, 23434180, 32807852, 41009815, 82019630, 164039260]

約数ペア:

[(1, 164039260), (2, 82019630), (4, 41009815), (5, 32807852), (7, 23434180), (10, 16403926), (11, 14912660), (14, 11717090), (20, 8201963), (22, 7456330), (28, 5858545), (35, 4686836), (44, 3728165), (49, 3347740), (55, 2982532), (70, 2343418), (77, 2130380), (98, 1673870), (110, 1491266), (140, 1171709), (154, 1065190), (196, 836935), (220, 745633), (245, 669548), (308, 532595), (385, 426076), (490, 334774), (539, 304340), (770, 213038), (980, 167387), (1078, 152170), (1540, 106519), (2156, 76085), (2695, 60868), (5390, 30434), (10780, 15217)]