140511420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:297

約数の個数: 216

約数和(自身を含む): 504176400

約数和(自身を除く): 363664980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 89, 90, 98, 105, 126, 140, 147, 178, 179, 180, 196, 210, 245, 252, 267, 294, 315, 356, 358, 420, 441, 445, 490, 534, 537, 588, 623, 630, 716, 735, 801, 882, 890, 895, 980, 1068, 1074, 1246, 1253, 1260, 1335, 1470, 1602, 1611, 1764, 1780, 1790, 1869, 2148, 2205, 2492, 2506, 2670, 2685, 2940, 3115, 3204, 3222, 3580, 3738, 3759, 4005, 4361, 4410, 5012, 5340, 5370, 5607, 6230, 6265, 6444, 7476, 7518, 8010, 8055, 8722, 8771, 8820, 9345, 10740, 11214, 11277, 12460, 12530, 13083, 15036, 15931, 16020, 16110, 17444, 17542, 18690, 18795, 21805, 22428, 22554, 25060, 26166, 26313, 28035, 31862, 32220, 35084, 37380, 37590, 39249, 43610, 43855, 45108, 47793, 52332, 52626, 56070, 56385, 63724, 65415, 75180, 78498, 78939, 79655, 87220, 87710, 95586, 105252, 111517, 112140, 112770, 130830, 131565, 143379, 156996, 157878, 159310, 175420, 191172, 196245, 223034, 225540, 238965, 261660, 263130, 286758, 315756, 318620, 334551, 392490, 394695, 446068, 477930, 526260, 557585, 573516, 669102, 716895, 780619, 784980, 789390, 955860, 1003653, 1115170, 1338204, 1433790, 1561238, 1578780, 1672755, 2007306, 2230340, 2341857, 2867580, 3122476, 3345510, 3903095, 4014612, 4683714, 5018265, 6691020, 7025571, 7806190, 9367428, 10036530, 11709285, 14051142, 15612380, 20073060, 23418570, 28102284, 35127855, 46837140, 70255710, 140511420]

約数ペア:

[(1, 140511420), (2, 70255710), (3, 46837140), (4, 35127855), (5, 28102284), (6, 23418570), (7, 20073060), (9, 15612380), (10, 14051142), (12, 11709285), (14, 10036530), (15, 9367428), (18, 7806190), (20, 7025571), (21, 6691020), (28, 5018265), (30, 4683714), (35, 4014612), (36, 3903095), (42, 3345510), (45, 3122476), (49, 2867580), (60, 2341857), (63, 2230340), (70, 2007306), (84, 1672755), (89, 1578780), (90, 1561238), (98, 1433790), (105, 1338204), (126, 1115170), (140, 1003653), (147, 955860), (178, 789390), (179, 784980), (180, 780619), (196, 716895), (210, 669102), (245, 573516), (252, 557585), (267, 526260), (294, 477930), (315, 446068), (356, 394695), (358, 392490), (420, 334551), (441, 318620), (445, 315756), (490, 286758), (534, 263130), (537, 261660), (588, 238965), (623, 225540), (630, 223034), (716, 196245), (735, 191172), (801, 175420), (882, 159310), (890, 157878), (895, 156996), (980, 143379), (1068, 131565), (1074, 130830), (1246, 112770), (1253, 112140), (1260, 111517), (1335, 105252), (1470, 95586), (1602, 87710), (1611, 87220), (1764, 79655), (1780, 78939), (1790, 78498), (1869, 75180), (2148, 65415), (2205, 63724), (2492, 56385), (2506, 56070), (2670, 52626), (2685, 52332), (2940, 47793), (3115, 45108), (3204, 43855), (3222, 43610), (3580, 39249), (3738, 37590), (3759, 37380), (4005, 35084), (4361, 32220), (4410, 31862), (5012, 28035), (5340, 26313), (5370, 26166), (5607, 25060), (6230, 22554), (6265, 22428), (6444, 21805), (7476, 18795), (7518, 18690), (8010, 17542), (8055, 17444), (8722, 16110), (8771, 16020), (8820, 15931), (9345, 15036), (10740, 13083), (11214, 12530), (11277, 12460)]