251244360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:768

約数の個数: 192

約数和(自身を含む): 880055280

約数和(自身を除く): 628810920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 61, 68, 72, 85, 90, 102, 120, 122, 136, 153, 170, 180, 183, 204, 244, 255, 305, 306, 340, 360, 366, 408, 488, 510, 549, 610, 612, 673, 680, 732, 765, 915, 1020, 1037, 1098, 1220, 1224, 1346, 1464, 1530, 1830, 2019, 2040, 2074, 2196, 2440, 2692, 2745, 3060, 3111, 3365, 3660, 4038, 4148, 4392, 5185, 5384, 5490, 6057, 6120, 6222, 6730, 7320, 8076, 8296, 9333, 10095, 10370, 10980, 11441, 12114, 12444, 13460, 15555, 16152, 18666, 20190, 20740, 21960, 22882, 24228, 24888, 26920, 30285, 31110, 34323, 37332, 40380, 41053, 41480, 45764, 46665, 48456, 57205, 60570, 62220, 68646, 74664, 80760, 82106, 91528, 93330, 102969, 114410, 121140, 123159, 124440, 137292, 164212, 171615, 186660, 205265, 205938, 228820, 242280, 246318, 274584, 328424, 343230, 369477, 373320, 410530, 411876, 457640, 492636, 514845, 615795, 686460, 697901, 738954, 821060, 823752, 985272, 1029690, 1231590, 1372920, 1395802, 1477908, 1642120, 1847385, 2059380, 2093703, 2463180, 2791604, 2955816, 3489505, 3694770, 4118760, 4187406, 4926360, 5583208, 6281109, 6979010, 7389540, 8374812, 10468515, 12562218, 13958020, 14779080, 16749624, 20937030, 25124436, 27916040, 31405545, 41874060, 50248872, 62811090, 83748120, 125622180, 251244360]

約数ペア:

[(1, 251244360), (2, 125622180), (3, 83748120), (4, 62811090), (5, 50248872), (6, 41874060), (8, 31405545), (9, 27916040), (10, 25124436), (12, 20937030), (15, 16749624), (17, 14779080), (18, 13958020), (20, 12562218), (24, 10468515), (30, 8374812), (34, 7389540), (36, 6979010), (40, 6281109), (45, 5583208), (51, 4926360), (60, 4187406), (61, 4118760), (68, 3694770), (72, 3489505), (85, 2955816), (90, 2791604), (102, 2463180), (120, 2093703), (122, 2059380), (136, 1847385), (153, 1642120), (170, 1477908), (180, 1395802), (183, 1372920), (204, 1231590), (244, 1029690), (255, 985272), (305, 823752), (306, 821060), (340, 738954), (360, 697901), (366, 686460), (408, 615795), (488, 514845), (510, 492636), (549, 457640), (610, 411876), (612, 410530), (673, 373320), (680, 369477), (732, 343230), (765, 328424), (915, 274584), (1020, 246318), (1037, 242280), (1098, 228820), (1220, 205938), (1224, 205265), (1346, 186660), (1464, 171615), (1530, 164212), (1830, 137292), (2019, 124440), (2040, 123159), (2074, 121140), (2196, 114410), (2440, 102969), (2692, 93330), (2745, 91528), (3060, 82106), (3111, 80760), (3365, 74664), (3660, 68646), (4038, 62220), (4148, 60570), (4392, 57205), (5185, 48456), (5384, 46665), (5490, 45764), (6057, 41480), (6120, 41053), (6222, 40380), (6730, 37332), (7320, 34323), (8076, 31110), (8296, 30285), (9333, 26920), (10095, 24888), (10370, 24228), (10980, 22882), (11441, 21960), (12114, 20740), (12444, 20190), (13460, 18666), (15555, 16152)]