201739860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:375

約数の個数: 216

約数和(自身を含む): 722652840

約数和(自身を除く): 520912980

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, 180, 196, 210, 245, 252, 257, 267, 294, 315, 356, 420, 441, 445, 490, 514, 534, 588, 623, 630, 735, 771, 801, 882, 890, 980, 1028, 1068, 1246, 1260, 1285, 1335, 1470, 1542, 1602, 1764, 1780, 1799, 1869, 2205, 2313, 2492, 2570, 2670, 2940, 3084, 3115, 3204, 3598, 3738, 3855, 4005, 4361, 4410, 4626, 5140, 5340, 5397, 5607, 6230, 7196, 7476, 7710, 8010, 8722, 8820, 8995, 9252, 9345, 10794, 11214, 11565, 12460, 12593, 13083, 15420, 16020, 16191, 17444, 17990, 18690, 21588, 21805, 22428, 22873, 23130, 25186, 26166, 26985, 28035, 32382, 35980, 37380, 37779, 39249, 43610, 45746, 46260, 50372, 52332, 53970, 56070, 62965, 64764, 65415, 68619, 75558, 78498, 80955, 87220, 91492, 107940, 112140, 113337, 114365, 125930, 130830, 137238, 151116, 156996, 160111, 161910, 188895, 196245, 205857, 226674, 228730, 251860, 261660, 274476, 320222, 323820, 343095, 377790, 392490, 411714, 453348, 457460, 480333, 566685, 640444, 686190, 755580, 784980, 800555, 823428, 960666, 1029285, 1120777, 1133370, 1372380, 1440999, 1601110, 1921332, 2058570, 2241554, 2266740, 2401665, 2881998, 3202220, 3362331, 4117140, 4483108, 4803330, 5603885, 5763996, 6724662, 7204995, 9606660, 10086993, 11207770, 13449324, 14409990, 16811655, 20173986, 22415540, 28819980, 33623310, 40347972, 50434965, 67246620, 100869930, 201739860]

約数ペア:

[(1, 201739860), (2, 100869930), (3, 67246620), (4, 50434965), (5, 40347972), (6, 33623310), (7, 28819980), (9, 22415540), (10, 20173986), (12, 16811655), (14, 14409990), (15, 13449324), (18, 11207770), (20, 10086993), (21, 9606660), (28, 7204995), (30, 6724662), (35, 5763996), (36, 5603885), (42, 4803330), (45, 4483108), (49, 4117140), (60, 3362331), (63, 3202220), (70, 2881998), (84, 2401665), (89, 2266740), (90, 2241554), (98, 2058570), (105, 1921332), (126, 1601110), (140, 1440999), (147, 1372380), (178, 1133370), (180, 1120777), (196, 1029285), (210, 960666), (245, 823428), (252, 800555), (257, 784980), (267, 755580), (294, 686190), (315, 640444), (356, 566685), (420, 480333), (441, 457460), (445, 453348), (490, 411714), (514, 392490), (534, 377790), (588, 343095), (623, 323820), (630, 320222), (735, 274476), (771, 261660), (801, 251860), (882, 228730), (890, 226674), (980, 205857), (1028, 196245), (1068, 188895), (1246, 161910), (1260, 160111), (1285, 156996), (1335, 151116), (1470, 137238), (1542, 130830), (1602, 125930), (1764, 114365), (1780, 113337), (1799, 112140), (1869, 107940), (2205, 91492), (2313, 87220), (2492, 80955), (2570, 78498), (2670, 75558), (2940, 68619), (3084, 65415), (3115, 64764), (3204, 62965), (3598, 56070), (3738, 53970), (3855, 52332), (4005, 50372), (4361, 46260), (4410, 45746), (4626, 43610), (5140, 39249), (5340, 37779), (5397, 37380), (5607, 35980), (6230, 32382), (7196, 28035), (7476, 26985), (7710, 26166), (8010, 25186), (8722, 23130), (8820, 22873), (8995, 22428), (9252, 21805), (9345, 21588), (10794, 18690), (11214, 17990), (11565, 17444), (12460, 16191), (12593, 16020), (13083, 15420)]