20075603940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{300623}}^1$

素因数の和:300698

約数の個数: 144

約数和(自身を含む): 70908784128

約数和(自身を除く): 50833180188

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 2226, 2385, 3180, 3339, 3710, 4452, 4770, 5565, 6678, 7420, 9540, 11130, 13356, 16695, 22260, 33390, 66780, 300623, 601246, 901869, 1202492, 1503115, 1803738, 2104361, 2705607, 3006230, 3607476, 4208722, 4509345, 5411214, 6012460, 6313083, 8417444, 9018690, 10521805, 10822428, 12626166, 13528035, 15933019, 18037380, 18939249, 21043610, 25252332, 27056070, 31565415, 31866038, 37878498, 42087220, 47799057, 54112140, 63130830, 63732076, 75756996, 79665095, 94696245, 95598114, 111531133, 126261660, 143397171, 159330190, 189392490, 191196228, 223062266, 238995285, 286794342, 318660380, 334593399, 378784980, 446124532, 477990570, 557655665, 573588684, 669186798, 716985855, 955981140, 1003780197, 1115311330, 1338373596, 1433971710, 1672966995, 2007560394, 2230622660, 2867943420, 3345933990, 4015120788, 5018900985, 6691867980, 10037801970, 20075603940]

約数ペア:

[(1, 20075603940), (2, 10037801970), (3, 6691867980), (4, 5018900985), (5, 4015120788), (6, 3345933990), (7, 2867943420), (9, 2230622660), (10, 2007560394), (12, 1672966995), (14, 1433971710), (15, 1338373596), (18, 1115311330), (20, 1003780197), (21, 955981140), (28, 716985855), (30, 669186798), (35, 573588684), (36, 557655665), (42, 477990570), (45, 446124532), (53, 378784980), (60, 334593399), (63, 318660380), (70, 286794342), (84, 238995285), (90, 223062266), (105, 191196228), (106, 189392490), (126, 159330190), (140, 143397171), (159, 126261660), (180, 111531133), (210, 95598114), (212, 94696245), (252, 79665095), (265, 75756996), (315, 63732076), (318, 63130830), (371, 54112140), (420, 47799057), (477, 42087220), (530, 37878498), (630, 31866038), (636, 31565415), (742, 27056070), (795, 25252332), (954, 21043610), (1060, 18939249), (1113, 18037380), (1260, 15933019), (1484, 13528035), (1590, 12626166), (1855, 10822428), (1908, 10521805), (2226, 9018690), (2385, 8417444), (3180, 6313083), (3339, 6012460), (3710, 5411214), (4452, 4509345), (4770, 4208722), (5565, 3607476), (6678, 3006230), (7420, 2705607), (9540, 2104361), (11130, 1803738), (13356, 1503115), (16695, 1202492), (22260, 901869), (33390, 601246), (66780, 300623)]