55156860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 185159520

約数和(自身を除く): 130002660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 89, 90, 99, 110, 132, 165, 178, 180, 198, 220, 267, 313, 330, 356, 396, 445, 495, 534, 626, 660, 801, 890, 939, 979, 990, 1068, 1252, 1335, 1565, 1602, 1780, 1878, 1958, 1980, 2670, 2817, 2937, 3130, 3204, 3443, 3756, 3916, 4005, 4695, 4895, 5340, 5634, 5874, 6260, 6886, 8010, 8811, 9390, 9790, 10329, 11268, 11748, 13772, 14085, 14685, 16020, 17215, 17622, 18780, 19580, 20658, 27857, 28170, 29370, 30987, 34430, 35244, 41316, 44055, 51645, 55714, 56340, 58740, 61974, 68860, 83571, 88110, 103290, 111428, 123948, 139285, 154935, 167142, 176220, 206580, 250713, 278570, 306427, 309870, 334284, 417855, 501426, 557140, 612854, 619740, 835710, 919281, 1002852, 1225708, 1253565, 1532135, 1671420, 1838562, 2507130, 2757843, 3064270, 3677124, 4596405, 5014260, 5515686, 6128540, 9192810, 11031372, 13789215, 18385620, 27578430, 55156860]

約数ペア:

[(1, 55156860), (2, 27578430), (3, 18385620), (4, 13789215), (5, 11031372), (6, 9192810), (9, 6128540), (10, 5515686), (11, 5014260), (12, 4596405), (15, 3677124), (18, 3064270), (20, 2757843), (22, 2507130), (30, 1838562), (33, 1671420), (36, 1532135), (44, 1253565), (45, 1225708), (55, 1002852), (60, 919281), (66, 835710), (89, 619740), (90, 612854), (99, 557140), (110, 501426), (132, 417855), (165, 334284), (178, 309870), (180, 306427), (198, 278570), (220, 250713), (267, 206580), (313, 176220), (330, 167142), (356, 154935), (396, 139285), (445, 123948), (495, 111428), (534, 103290), (626, 88110), (660, 83571), (801, 68860), (890, 61974), (939, 58740), (979, 56340), (990, 55714), (1068, 51645), (1252, 44055), (1335, 41316), (1565, 35244), (1602, 34430), (1780, 30987), (1878, 29370), (1958, 28170), (1980, 27857), (2670, 20658), (2817, 19580), (2937, 18780), (3130, 17622), (3204, 17215), (3443, 16020), (3756, 14685), (3916, 14085), (4005, 13772), (4695, 11748), (4895, 11268), (5340, 10329), (5634, 9790), (5874, 9390), (6260, 8811), (6886, 8010)]