49969980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 166239360

約数和(自身を除く): 116269380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 41, 45, 54, 60, 61, 74, 82, 90, 108, 111, 122, 123, 135, 148, 164, 180, 183, 185, 205, 222, 244, 246, 270, 305, 333, 366, 369, 370, 410, 444, 492, 540, 549, 555, 610, 615, 666, 732, 738, 740, 820, 915, 999, 1098, 1107, 1110, 1220, 1230, 1332, 1476, 1517, 1647, 1665, 1830, 1845, 1998, 2196, 2214, 2220, 2257, 2460, 2501, 2745, 3034, 3294, 3330, 3660, 3690, 3996, 4428, 4514, 4551, 4995, 5002, 5490, 5535, 6068, 6588, 6660, 6771, 7380, 7503, 7585, 8235, 9028, 9102, 9990, 10004, 10980, 11070, 11285, 12505, 13542, 13653, 15006, 15170, 16470, 18204, 19980, 20313, 22140, 22509, 22570, 22755, 25010, 27084, 27306, 30012, 30340, 32940, 33855, 37515, 40626, 40959, 45018, 45140, 45510, 50020, 54612, 60939, 67527, 67710, 68265, 75030, 81252, 81918, 90036, 91020, 92537, 101565, 112545, 121878, 135054, 135420, 136530, 150060, 163836, 185074, 203130, 204795, 225090, 243756, 270108, 273060, 277611, 304695, 337635, 370148, 406260, 409590, 450180, 462685, 555222, 609390, 675270, 819180, 832833, 925370, 1110444, 1218780, 1350540, 1388055, 1665666, 1850740, 2498499, 2776110, 3331332, 4164165, 4996998, 5552220, 8328330, 9993996, 12492495, 16656660, 24984990, 49969980]

約数ペア:

[(1, 49969980), (2, 24984990), (3, 16656660), (4, 12492495), (5, 9993996), (6, 8328330), (9, 5552220), (10, 4996998), (12, 4164165), (15, 3331332), (18, 2776110), (20, 2498499), (27, 1850740), (30, 1665666), (36, 1388055), (37, 1350540), (41, 1218780), (45, 1110444), (54, 925370), (60, 832833), (61, 819180), (74, 675270), (82, 609390), (90, 555222), (108, 462685), (111, 450180), (122, 409590), (123, 406260), (135, 370148), (148, 337635), (164, 304695), (180, 277611), (183, 273060), (185, 270108), (205, 243756), (222, 225090), (244, 204795), (246, 203130), (270, 185074), (305, 163836), (333, 150060), (366, 136530), (369, 135420), (370, 135054), (410, 121878), (444, 112545), (492, 101565), (540, 92537), (549, 91020), (555, 90036), (610, 81918), (615, 81252), (666, 75030), (732, 68265), (738, 67710), (740, 67527), (820, 60939), (915, 54612), (999, 50020), (1098, 45510), (1107, 45140), (1110, 45018), (1220, 40959), (1230, 40626), (1332, 37515), (1476, 33855), (1517, 32940), (1647, 30340), (1665, 30012), (1830, 27306), (1845, 27084), (1998, 25010), (2196, 22755), (2214, 22570), (2220, 22509), (2257, 22140), (2460, 20313), (2501, 19980), (2745, 18204), (3034, 16470), (3294, 15170), (3330, 15006), (3660, 13653), (3690, 13542), (3996, 12505), (4428, 11285), (4514, 11070), (4551, 10980), (4995, 10004), (5002, 9990), (5490, 9102), (5535, 9028), (6068, 8235), (6588, 7585), (6660, 7503), (6771, 7380)]