187663770

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3203}}^1$

素因数の和:3257

約数の個数: 128

約数和(自身を含む): 590561280

約数和(自身を除く): 402897510

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 31, 35, 42, 45, 54, 62, 63, 70, 90, 93, 105, 126, 135, 155, 186, 189, 210, 217, 270, 279, 310, 315, 378, 434, 465, 558, 630, 651, 837, 930, 945, 1085, 1302, 1395, 1674, 1890, 1953, 2170, 2790, 3203, 3255, 3906, 4185, 5859, 6406, 6510, 8370, 9609, 9765, 11718, 16015, 19218, 19530, 22421, 28827, 29295, 32030, 44842, 48045, 57654, 58590, 67263, 86481, 96090, 99293, 112105, 134526, 144135, 172962, 198586, 201789, 224210, 288270, 297879, 336315, 403578, 432405, 496465, 595758, 605367, 672630, 695051, 864810, 893637, 992930, 1008945, 1210734, 1390102, 1489395, 1787274, 2017890, 2085153, 2680911, 2978790, 3026835, 3475255, 4170306, 4468185, 5361822, 6053670, 6255459, 6950510, 8936370, 10425765, 12510918, 13404555, 18766377, 20851530, 26809110, 31277295, 37532754, 62554590, 93831885, 187663770]

約数ペア:

[(1, 187663770), (2, 93831885), (3, 62554590), (5, 37532754), (6, 31277295), (7, 26809110), (9, 20851530), (10, 18766377), (14, 13404555), (15, 12510918), (18, 10425765), (21, 8936370), (27, 6950510), (30, 6255459), (31, 6053670), (35, 5361822), (42, 4468185), (45, 4170306), (54, 3475255), (62, 3026835), (63, 2978790), (70, 2680911), (90, 2085153), (93, 2017890), (105, 1787274), (126, 1489395), (135, 1390102), (155, 1210734), (186, 1008945), (189, 992930), (210, 893637), (217, 864810), (270, 695051), (279, 672630), (310, 605367), (315, 595758), (378, 496465), (434, 432405), (465, 403578), (558, 336315), (630, 297879), (651, 288270), (837, 224210), (930, 201789), (945, 198586), (1085, 172962), (1302, 144135), (1395, 134526), (1674, 112105), (1890, 99293), (1953, 96090), (2170, 86481), (2790, 67263), (3203, 58590), (3255, 57654), (3906, 48045), (4185, 44842), (5859, 32030), (6406, 29295), (6510, 28827), (8370, 22421), (9609, 19530), (9765, 19218), (11718, 16015)]