145438860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:261

約数の個数: 192

約数和(自身を含む): 490291200

約数和(自身を除く): 344852340

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 37, 42, 49, 60, 70, 74, 84, 98, 105, 111, 140, 147, 148, 185, 191, 196, 210, 222, 245, 259, 294, 343, 370, 382, 420, 444, 490, 518, 555, 573, 588, 686, 735, 740, 764, 777, 955, 980, 1029, 1036, 1110, 1146, 1295, 1337, 1372, 1470, 1554, 1715, 1813, 1910, 2058, 2220, 2292, 2590, 2674, 2865, 2940, 3108, 3430, 3626, 3820, 3885, 4011, 4116, 5145, 5180, 5348, 5439, 5730, 6685, 6860, 7067, 7252, 7770, 8022, 9065, 9359, 10290, 10878, 11460, 12691, 13370, 14134, 15540, 16044, 18130, 18718, 20055, 20580, 21201, 21756, 25382, 26740, 27195, 28077, 28268, 35335, 36260, 37436, 38073, 40110, 42402, 46795, 49469, 50764, 54390, 56154, 63455, 65513, 70670, 76146, 80220, 84804, 93590, 98938, 106005, 108780, 112308, 126910, 131026, 140385, 141340, 148407, 152292, 187180, 190365, 196539, 197876, 212010, 247345, 253820, 262052, 280770, 296814, 327565, 346283, 380730, 393078, 424020, 494690, 561540, 593628, 655130, 692566, 742035, 761460, 786156, 982695, 989380, 1038849, 1310260, 1385132, 1484070, 1731415, 1965390, 2077698, 2423981, 2968140, 3462830, 3930780, 4155396, 4847962, 5194245, 6925660, 7271943, 9695924, 10388490, 12119905, 14543886, 20776980, 24239810, 29087772, 36359715, 48479620, 72719430, 145438860]

約数ペア:

[(1, 145438860), (2, 72719430), (3, 48479620), (4, 36359715), (5, 29087772), (6, 24239810), (7, 20776980), (10, 14543886), (12, 12119905), (14, 10388490), (15, 9695924), (20, 7271943), (21, 6925660), (28, 5194245), (30, 4847962), (35, 4155396), (37, 3930780), (42, 3462830), (49, 2968140), (60, 2423981), (70, 2077698), (74, 1965390), (84, 1731415), (98, 1484070), (105, 1385132), (111, 1310260), (140, 1038849), (147, 989380), (148, 982695), (185, 786156), (191, 761460), (196, 742035), (210, 692566), (222, 655130), (245, 593628), (259, 561540), (294, 494690), (343, 424020), (370, 393078), (382, 380730), (420, 346283), (444, 327565), (490, 296814), (518, 280770), (555, 262052), (573, 253820), (588, 247345), (686, 212010), (735, 197876), (740, 196539), (764, 190365), (777, 187180), (955, 152292), (980, 148407), (1029, 141340), (1036, 140385), (1110, 131026), (1146, 126910), (1295, 112308), (1337, 108780), (1372, 106005), (1470, 98938), (1554, 93590), (1715, 84804), (1813, 80220), (1910, 76146), (2058, 70670), (2220, 65513), (2292, 63455), (2590, 56154), (2674, 54390), (2865, 50764), (2940, 49469), (3108, 46795), (3430, 42402), (3626, 40110), (3820, 38073), (3885, 37436), (4011, 36260), (4116, 35335), (5145, 28268), (5180, 28077), (5348, 27195), (5439, 26740), (5730, 25382), (6685, 21756), (6860, 21201), (7067, 20580), (7252, 20055), (7770, 18718), (8022, 18130), (9065, 16044), (9359, 15540), (10290, 14134), (10878, 13370), (11460, 12691)]