279254920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{17}}^3\times {\mathrm{29}}^1$

素因数の和:105

約数の個数: 192

約数和(自身を含む): 803358000

約数和(自身を除く): 524103080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 29, 34, 35, 40, 49, 56, 58, 68, 70, 85, 98, 116, 119, 136, 140, 145, 170, 196, 203, 232, 238, 245, 280, 289, 290, 340, 392, 406, 476, 490, 493, 578, 580, 595, 680, 812, 833, 952, 980, 986, 1015, 1156, 1160, 1190, 1421, 1445, 1624, 1666, 1960, 1972, 2023, 2030, 2312, 2380, 2465, 2842, 2890, 3332, 3451, 3944, 4046, 4060, 4165, 4760, 4913, 4930, 5684, 5780, 6664, 6902, 7105, 8092, 8120, 8330, 8381, 9826, 9860, 10115, 11368, 11560, 13804, 14161, 14210, 16184, 16660, 16762, 17255, 19652, 19720, 20230, 24157, 24565, 27608, 28322, 28420, 33320, 33524, 34391, 34510, 39304, 40460, 41905, 48314, 49130, 56644, 56840, 58667, 67048, 68782, 69020, 70805, 80920, 83810, 96628, 98260, 113288, 117334, 120785, 137564, 138040, 141610, 142477, 167620, 171955, 193256, 196520, 234668, 240737, 241570, 275128, 283220, 284954, 293335, 335240, 343910, 410669, 469336, 481474, 483140, 566440, 569908, 586670, 687820, 712385, 821338, 962948, 966280, 997339, 1139816, 1173340, 1203685, 1375640, 1424770, 1642676, 1925896, 1994678, 2053345, 2346680, 2407370, 2849540, 3285352, 3989356, 4106690, 4814740, 4986695, 5699080, 6981373, 7978712, 8213380, 9629480, 9973390, 13962746, 16426760, 19946780, 27925492, 34906865, 39893560, 55850984, 69813730, 139627460, 279254920]

約数ペア:

[(1, 279254920), (2, 139627460), (4, 69813730), (5, 55850984), (7, 39893560), (8, 34906865), (10, 27925492), (14, 19946780), (17, 16426760), (20, 13962746), (28, 9973390), (29, 9629480), (34, 8213380), (35, 7978712), (40, 6981373), (49, 5699080), (56, 4986695), (58, 4814740), (68, 4106690), (70, 3989356), (85, 3285352), (98, 2849540), (116, 2407370), (119, 2346680), (136, 2053345), (140, 1994678), (145, 1925896), (170, 1642676), (196, 1424770), (203, 1375640), (232, 1203685), (238, 1173340), (245, 1139816), (280, 997339), (289, 966280), (290, 962948), (340, 821338), (392, 712385), (406, 687820), (476, 586670), (490, 569908), (493, 566440), (578, 483140), (580, 481474), (595, 469336), (680, 410669), (812, 343910), (833, 335240), (952, 293335), (980, 284954), (986, 283220), (1015, 275128), (1156, 241570), (1160, 240737), (1190, 234668), (1421, 196520), (1445, 193256), (1624, 171955), (1666, 167620), (1960, 142477), (1972, 141610), (2023, 138040), (2030, 137564), (2312, 120785), (2380, 117334), (2465, 113288), (2842, 98260), (2890, 96628), (3332, 83810), (3451, 80920), (3944, 70805), (4046, 69020), (4060, 68782), (4165, 67048), (4760, 58667), (4913, 56840), (4930, 56644), (5684, 49130), (5780, 48314), (6664, 41905), (6902, 40460), (7105, 39304), (8092, 34510), (8120, 34391), (8330, 33524), (8381, 33320), (9826, 28420), (9860, 28322), (10115, 27608), (11368, 24565), (11560, 24157), (13804, 20230), (14161, 19720), (14210, 19652), (16184, 17255), (16660, 16762)]