211421520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:810

約数の個数: 240

約数和(自身を含む): 785521152

約数和(自身を除く): 574099632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 30, 34, 36, 40, 45, 46, 48, 51, 60, 68, 69, 72, 80, 85, 90, 92, 102, 115, 120, 136, 138, 144, 153, 170, 180, 184, 204, 207, 230, 240, 255, 272, 276, 306, 340, 345, 360, 368, 391, 408, 414, 460, 510, 552, 612, 680, 690, 720, 751, 765, 782, 816, 828, 920, 1020, 1035, 1104, 1173, 1224, 1360, 1380, 1502, 1530, 1564, 1656, 1840, 1955, 2040, 2070, 2253, 2346, 2448, 2760, 3004, 3060, 3128, 3312, 3519, 3755, 3910, 4080, 4140, 4506, 4692, 5520, 5865, 6008, 6120, 6256, 6759, 7038, 7510, 7820, 8280, 9012, 9384, 11265, 11730, 12016, 12240, 12767, 13518, 14076, 15020, 15640, 16560, 17273, 17595, 18024, 18768, 22530, 23460, 25534, 27036, 28152, 30040, 31280, 33795, 34546, 35190, 36048, 38301, 45060, 46920, 51068, 51819, 54072, 56304, 60080, 63835, 67590, 69092, 70380, 76602, 86365, 90120, 93840, 102136, 103638, 108144, 114903, 127670, 135180, 138184, 140760, 153204, 155457, 172730, 180240, 191505, 204272, 207276, 229806, 255340, 259095, 270360, 276368, 281520, 293641, 306408, 310914, 345460, 383010, 414552, 459612, 510680, 518190, 540720, 574515, 587282, 612816, 621828, 690920, 766020, 777285, 829104, 880923, 919224, 1021360, 1036380, 1149030, 1174564, 1243656, 1381840, 1468205, 1532040, 1554570, 1761846, 1838448, 2072760, 2298060, 2349128, 2487312, 2642769, 2936410, 3064080, 3109140, 3523692, 4145520, 4404615, 4596120, 4698256, 5285538, 5872820, 6218280, 7047384, 8809230, 9192240, 10571076, 11745640, 12436560, 13213845, 14094768, 17618460, 21142152, 23491280, 26427690, 35236920, 42284304, 52855380, 70473840, 105710760, 211421520]

約数ペア:

[(1, 211421520), (2, 105710760), (3, 70473840), (4, 52855380), (5, 42284304), (6, 35236920), (8, 26427690), (9, 23491280), (10, 21142152), (12, 17618460), (15, 14094768), (16, 13213845), (17, 12436560), (18, 11745640), (20, 10571076), (23, 9192240), (24, 8809230), (30, 7047384), (34, 6218280), (36, 5872820), (40, 5285538), (45, 4698256), (46, 4596120), (48, 4404615), (51, 4145520), (60, 3523692), (68, 3109140), (69, 3064080), (72, 2936410), (80, 2642769), (85, 2487312), (90, 2349128), (92, 2298060), (102, 2072760), (115, 1838448), (120, 1761846), (136, 1554570), (138, 1532040), (144, 1468205), (153, 1381840), (170, 1243656), (180, 1174564), (184, 1149030), (204, 1036380), (207, 1021360), (230, 919224), (240, 880923), (255, 829104), (272, 777285), (276, 766020), (306, 690920), (340, 621828), (345, 612816), (360, 587282), (368, 574515), (391, 540720), (408, 518190), (414, 510680), (460, 459612), (510, 414552), (552, 383010), (612, 345460), (680, 310914), (690, 306408), (720, 293641), (751, 281520), (765, 276368), (782, 270360), (816, 259095), (828, 255340), (920, 229806), (1020, 207276), (1035, 204272), (1104, 191505), (1173, 180240), (1224, 172730), (1360, 155457), (1380, 153204), (1502, 140760), (1530, 138184), (1564, 135180), (1656, 127670), (1840, 114903), (1955, 108144), (2040, 103638), (2070, 102136), (2253, 93840), (2346, 90120), (2448, 86365), (2760, 76602), (3004, 70380), (3060, 69092), (3128, 67590), (3312, 63835), (3519, 60080), (3755, 56304), (3910, 54072), (4080, 51819), (4140, 51068), (4506, 46920), (4692, 45060), (5520, 38301), (5865, 36048), (6008, 35190), (6120, 34546), (6256, 33795), (6759, 31280), (7038, 30040), (7510, 28152), (7820, 27036), (8280, 25534), (9012, 23460), (9384, 22530), (11265, 18768), (11730, 18024), (12016, 17595), (12240, 17273), (12767, 16560), (13518, 15640), (14076, 15020)]