61851780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 211203720

約数和(自身を除く): 149351940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 29, 30, 34, 36, 41, 45, 51, 58, 60, 68, 82, 85, 87, 90, 102, 116, 123, 145, 153, 164, 170, 174, 180, 204, 205, 246, 255, 261, 289, 290, 306, 340, 348, 369, 410, 435, 492, 493, 510, 522, 578, 580, 612, 615, 697, 738, 765, 820, 867, 870, 986, 1020, 1044, 1156, 1189, 1230, 1305, 1394, 1445, 1476, 1479, 1530, 1734, 1740, 1845, 1972, 2091, 2378, 2460, 2465, 2601, 2610, 2788, 2890, 2958, 3060, 3468, 3485, 3567, 3690, 4182, 4335, 4437, 4756, 4930, 5202, 5220, 5780, 5916, 5945, 6273, 6970, 7134, 7380, 7395, 8364, 8381, 8670, 8874, 9860, 10404, 10455, 10701, 11849, 11890, 12546, 13005, 13940, 14268, 14790, 16762, 17340, 17748, 17835, 20213, 20910, 21402, 22185, 23698, 23780, 25092, 25143, 26010, 29580, 31365, 33524, 35547, 35670, 40426, 41820, 41905, 42804, 44370, 47396, 50286, 52020, 53505, 59245, 60639, 62730, 71094, 71340, 75429, 80852, 83810, 88740, 100572, 101065, 106641, 107010, 118490, 121278, 125460, 125715, 142188, 150858, 167620, 177735, 181917, 202130, 213282, 214020, 236980, 242556, 251430, 301716, 303195, 343621, 355470, 363834, 377145, 404260, 426564, 502860, 533205, 606390, 687242, 710940, 727668, 754290, 909585, 1030863, 1066410, 1212780, 1374484, 1508580, 1718105, 1819170, 2061726, 2132820, 3092589, 3436210, 3638340, 4123452, 5154315, 6185178, 6872420, 10308630, 12370356, 15462945, 20617260, 30925890, 61851780]

約数ペア:

[(1, 61851780), (2, 30925890), (3, 20617260), (4, 15462945), (5, 12370356), (6, 10308630), (9, 6872420), (10, 6185178), (12, 5154315), (15, 4123452), (17, 3638340), (18, 3436210), (20, 3092589), (29, 2132820), (30, 2061726), (34, 1819170), (36, 1718105), (41, 1508580), (45, 1374484), (51, 1212780), (58, 1066410), (60, 1030863), (68, 909585), (82, 754290), (85, 727668), (87, 710940), (90, 687242), (102, 606390), (116, 533205), (123, 502860), (145, 426564), (153, 404260), (164, 377145), (170, 363834), (174, 355470), (180, 343621), (204, 303195), (205, 301716), (246, 251430), (255, 242556), (261, 236980), (289, 214020), (290, 213282), (306, 202130), (340, 181917), (348, 177735), (369, 167620), (410, 150858), (435, 142188), (492, 125715), (493, 125460), (510, 121278), (522, 118490), (578, 107010), (580, 106641), (612, 101065), (615, 100572), (697, 88740), (738, 83810), (765, 80852), (820, 75429), (867, 71340), (870, 71094), (986, 62730), (1020, 60639), (1044, 59245), (1156, 53505), (1189, 52020), (1230, 50286), (1305, 47396), (1394, 44370), (1445, 42804), (1476, 41905), (1479, 41820), (1530, 40426), (1734, 35670), (1740, 35547), (1845, 33524), (1972, 31365), (2091, 29580), (2378, 26010), (2460, 25143), (2465, 25092), (2601, 23780), (2610, 23698), (2788, 22185), (2890, 21402), (2958, 20910), (3060, 20213), (3468, 17835), (3485, 17748), (3567, 17340), (3690, 16762), (4182, 14790), (4335, 14268), (4437, 13940), (4756, 13005), (4930, 12546), (5202, 11890), (5220, 11849), (5780, 10701), (5916, 10455), (5945, 10404), (6273, 9860), (6970, 8874), (7134, 8670), (7380, 8381), (7395, 8364)]