228705120

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{2521}}^1$

素因数の和:2555

約数の個数: 240

約数和(自身を含む): 922809888

約数和(自身を除く): 694104768

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2521, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5042, 5670, 6048, 6480, 7560, 7563, 9072, 10080, 10084, 11340, 12605, 12960, 15120, 15126, 17647, 18144, 20168, 22680, 22689, 25210, 30240, 30252, 35294, 37815, 40336, 45360, 45378, 50420, 52941, 60504, 68067, 70588, 75630, 80672, 88235, 90720, 90756, 100840, 105882, 113445, 121008, 136134, 141176, 151260, 158823, 176470, 181512, 201680, 204201, 211764, 226890, 242016, 264705, 272268, 282352, 302520, 317646, 340335, 352940, 363024, 403360, 408402, 423528, 453780, 476469, 529410, 544536, 564704, 605040, 635292, 680670, 705880, 726048, 794115, 816804, 847056, 907560, 952938, 1021005, 1058820, 1089072, 1210080, 1270584, 1361340, 1411760, 1429407, 1588230, 1633608, 1694112, 1815120, 1905876, 2042010, 2117640, 2178144, 2382345, 2541168, 2722680, 2823520, 2858814, 3176460, 3267216, 3630240, 3811752, 4084020, 4235280, 4764690, 5082336, 5445360, 5717628, 6352920, 6534432, 7147035, 7623504, 8168040, 8470560, 9529380, 10890720, 11435256, 12705840, 14294070, 15247008, 16336080, 19058760, 22870512, 25411680, 28588140, 32672160, 38117520, 45741024, 57176280, 76235040, 114352560, 228705120]

約数ペア:

[(1, 228705120), (2, 114352560), (3, 76235040), (4, 57176280), (5, 45741024), (6, 38117520), (7, 32672160), (8, 28588140), (9, 25411680), (10, 22870512), (12, 19058760), (14, 16336080), (15, 15247008), (16, 14294070), (18, 12705840), (20, 11435256), (21, 10890720), (24, 9529380), (27, 8470560), (28, 8168040), (30, 7623504), (32, 7147035), (35, 6534432), (36, 6352920), (40, 5717628), (42, 5445360), (45, 5082336), (48, 4764690), (54, 4235280), (56, 4084020), (60, 3811752), (63, 3630240), (70, 3267216), (72, 3176460), (80, 2858814), (81, 2823520), (84, 2722680), (90, 2541168), (96, 2382345), (105, 2178144), (108, 2117640), (112, 2042010), (120, 1905876), (126, 1815120), (135, 1694112), (140, 1633608), (144, 1588230), (160, 1429407), (162, 1411760), (168, 1361340), (180, 1270584), (189, 1210080), (210, 1089072), (216, 1058820), (224, 1021005), (240, 952938), (252, 907560), (270, 847056), (280, 816804), (288, 794115), (315, 726048), (324, 705880), (336, 680670), (360, 635292), (378, 605040), (405, 564704), (420, 544536), (432, 529410), (480, 476469), (504, 453780), (540, 423528), (560, 408402), (567, 403360), (630, 363024), (648, 352940), (672, 340335), (720, 317646), (756, 302520), (810, 282352), (840, 272268), (864, 264705), (945, 242016), (1008, 226890), (1080, 211764), (1120, 204201), (1134, 201680), (1260, 181512), (1296, 176470), (1440, 158823), (1512, 151260), (1620, 141176), (1680, 136134), (1890, 121008), (2016, 113445), (2160, 105882), (2268, 100840), (2520, 90756), (2521, 90720), (2592, 88235), (2835, 80672), (3024, 75630), (3240, 70588), (3360, 68067), (3780, 60504), (4320, 52941), (4536, 50420), (5040, 45378), (5042, 45360), (5670, 40336), (6048, 37815), (6480, 35294), (7560, 30252), (7563, 30240), (9072, 25210), (10080, 22689), (10084, 22680), (11340, 20168), (12605, 18144), (12960, 17647), (15120, 15126)]