820143870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{6131}}^1$

素因数の和:6175

約数の個数: 128

約数和(自身を含む): 2472422400

約数和(自身を除く): 1652278530

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 105, 130, 147, 182, 195, 210, 245, 273, 294, 343, 390, 455, 490, 546, 637, 686, 735, 910, 1029, 1274, 1365, 1470, 1715, 1911, 2058, 2730, 3185, 3430, 3822, 4459, 5145, 6131, 6370, 8918, 9555, 10290, 12262, 13377, 18393, 19110, 22295, 26754, 30655, 36786, 42917, 44590, 61310, 66885, 79703, 85834, 91965, 128751, 133770, 159406, 183930, 214585, 239109, 257502, 300419, 398515, 429170, 478218, 557921, 600838, 643755, 797030, 901257, 1115842, 1195545, 1287510, 1502095, 1673763, 1802514, 2102933, 2391090, 2789605, 3004190, 3347526, 3905447, 4205866, 4506285, 5579210, 6308799, 7810894, 8368815, 9012570, 10514665, 11716341, 12617598, 16737630, 19527235, 21029330, 23432682, 27338129, 31543995, 39054470, 54676258, 58581705, 63087990, 82014387, 117163410, 136690645, 164028774, 273381290, 410071935, 820143870]

約数ペア:

[(1, 820143870), (2, 410071935), (3, 273381290), (5, 164028774), (6, 136690645), (7, 117163410), (10, 82014387), (13, 63087990), (14, 58581705), (15, 54676258), (21, 39054470), (26, 31543995), (30, 27338129), (35, 23432682), (39, 21029330), (42, 19527235), (49, 16737630), (65, 12617598), (70, 11716341), (78, 10514665), (91, 9012570), (98, 8368815), (105, 7810894), (130, 6308799), (147, 5579210), (182, 4506285), (195, 4205866), (210, 3905447), (245, 3347526), (273, 3004190), (294, 2789605), (343, 2391090), (390, 2102933), (455, 1802514), (490, 1673763), (546, 1502095), (637, 1287510), (686, 1195545), (735, 1115842), (910, 901257), (1029, 797030), (1274, 643755), (1365, 600838), (1470, 557921), (1715, 478218), (1911, 429170), (2058, 398515), (2730, 300419), (3185, 257502), (3430, 239109), (3822, 214585), (4459, 183930), (5145, 159406), (6131, 133770), (6370, 128751), (8918, 91965), (9555, 85834), (10290, 79703), (12262, 66885), (13377, 61310), (18393, 44590), (19110, 42917), (22295, 36786), (26754, 30655)]