919722780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^2\times {\mathrm{107}}^1$

素因数の和:245

約数の個数: 216

約数和(自身を含む): 3038856912

約数和(自身を除く): 2119134132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 53, 60, 68, 85, 90, 102, 106, 107, 153, 159, 170, 180, 204, 212, 214, 255, 265, 306, 318, 321, 340, 428, 477, 510, 530, 535, 612, 636, 642, 765, 795, 901, 954, 963, 1020, 1060, 1070, 1284, 1530, 1590, 1605, 1802, 1819, 1908, 1926, 2140, 2385, 2703, 2809, 3060, 3180, 3210, 3604, 3638, 3852, 4505, 4770, 4815, 5406, 5457, 5618, 5671, 6420, 7276, 8109, 8427, 9010, 9095, 9540, 9630, 10812, 10914, 11236, 11342, 13515, 14045, 16218, 16371, 16854, 17013, 18020, 18190, 19260, 21828, 22684, 25281, 27030, 27285, 28090, 28355, 32436, 32742, 33708, 34026, 36380, 40545, 42135, 47753, 50562, 51039, 54060, 54570, 56180, 56710, 65484, 68052, 81090, 81855, 84270, 85065, 95506, 96407, 101124, 102078, 109140, 113420, 126405, 143259, 162180, 163710, 168540, 170130, 191012, 192814, 204156, 238765, 252810, 255195, 286518, 289221, 300563, 327420, 340260, 385628, 429777, 477530, 482035, 505620, 510390, 573036, 578442, 601126, 716295, 859554, 867663, 901689, 955060, 964070, 1020780, 1156884, 1202252, 1432590, 1446105, 1502815, 1719108, 1735326, 1803378, 1928140, 2148885, 2705067, 2865180, 2892210, 3005630, 3470652, 3606756, 4297770, 4338315, 4508445, 5109571, 5410134, 5784420, 6011260, 8595540, 8676630, 9016890, 10219142, 10820268, 13525335, 15328713, 17353260, 18033780, 20438284, 25547855, 27050670, 30657426, 45986139, 51095710, 54101340, 61314852, 76643565, 91972278, 102191420, 153287130, 183944556, 229930695, 306574260, 459861390, 919722780]

約数ペア:

[(1, 919722780), (2, 459861390), (3, 306574260), (4, 229930695), (5, 183944556), (6, 153287130), (9, 102191420), (10, 91972278), (12, 76643565), (15, 61314852), (17, 54101340), (18, 51095710), (20, 45986139), (30, 30657426), (34, 27050670), (36, 25547855), (45, 20438284), (51, 18033780), (53, 17353260), (60, 15328713), (68, 13525335), (85, 10820268), (90, 10219142), (102, 9016890), (106, 8676630), (107, 8595540), (153, 6011260), (159, 5784420), (170, 5410134), (180, 5109571), (204, 4508445), (212, 4338315), (214, 4297770), (255, 3606756), (265, 3470652), (306, 3005630), (318, 2892210), (321, 2865180), (340, 2705067), (428, 2148885), (477, 1928140), (510, 1803378), (530, 1735326), (535, 1719108), (612, 1502815), (636, 1446105), (642, 1432590), (765, 1202252), (795, 1156884), (901, 1020780), (954, 964070), (963, 955060), (1020, 901689), (1060, 867663), (1070, 859554), (1284, 716295), (1530, 601126), (1590, 578442), (1605, 573036), (1802, 510390), (1819, 505620), (1908, 482035), (1926, 477530), (2140, 429777), (2385, 385628), (2703, 340260), (2809, 327420), (3060, 300563), (3180, 289221), (3210, 286518), (3604, 255195), (3638, 252810), (3852, 238765), (4505, 204156), (4770, 192814), (4815, 191012), (5406, 170130), (5457, 168540), (5618, 163710), (5671, 162180), (6420, 143259), (7276, 126405), (8109, 113420), (8427, 109140), (9010, 102078), (9095, 101124), (9540, 96407), (9630, 95506), (10812, 85065), (10914, 84270), (11236, 81855), (11342, 81090), (13515, 68052), (14045, 65484), (16218, 56710), (16371, 56180), (16854, 54570), (17013, 54060), (18020, 51039), (18190, 50562), (19260, 47753), (21828, 42135), (22684, 40545), (25281, 36380), (27030, 34026), (27285, 33708), (28090, 32742), (28355, 32436)]