212042460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{199}}^1$

素因数の和:320

約数の個数: 192

約数和(自身を含む): 709632000

約数和(自身を除く): 497589540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 59, 60, 70, 84, 86, 105, 118, 129, 140, 172, 177, 199, 210, 215, 236, 258, 295, 301, 354, 398, 413, 420, 430, 516, 590, 597, 602, 645, 708, 796, 826, 860, 885, 903, 995, 1180, 1194, 1204, 1239, 1290, 1393, 1505, 1652, 1770, 1806, 1990, 2065, 2388, 2478, 2537, 2580, 2786, 2985, 3010, 3540, 3612, 3980, 4130, 4179, 4515, 4956, 5074, 5572, 5970, 6020, 6195, 6965, 7611, 8260, 8358, 8557, 9030, 10148, 11741, 11940, 12390, 12685, 13930, 15222, 16716, 17114, 17759, 18060, 20895, 23482, 24780, 25370, 25671, 27860, 30444, 34228, 35223, 35518, 38055, 41790, 42785, 46964, 50740, 51342, 53277, 58705, 59899, 70446, 71036, 76110, 82187, 83580, 85570, 88795, 102684, 106554, 117410, 119798, 128355, 140892, 152220, 164374, 171140, 176115, 177590, 179697, 213108, 234820, 239596, 246561, 256710, 266385, 299495, 328748, 352230, 355180, 359394, 410935, 493122, 504863, 513420, 532770, 598990, 704460, 718788, 821870, 898485, 986244, 1009726, 1065540, 1197980, 1232805, 1514589, 1643740, 1796970, 2019452, 2465610, 2524315, 3029178, 3534041, 3593940, 4931220, 5048630, 6058356, 7068082, 7572945, 10097260, 10602123, 14136164, 15145890, 17670205, 21204246, 30291780, 35340410, 42408492, 53010615, 70680820, 106021230, 212042460]

約数ペア:

[(1, 212042460), (2, 106021230), (3, 70680820), (4, 53010615), (5, 42408492), (6, 35340410), (7, 30291780), (10, 21204246), (12, 17670205), (14, 15145890), (15, 14136164), (20, 10602123), (21, 10097260), (28, 7572945), (30, 7068082), (35, 6058356), (42, 5048630), (43, 4931220), (59, 3593940), (60, 3534041), (70, 3029178), (84, 2524315), (86, 2465610), (105, 2019452), (118, 1796970), (129, 1643740), (140, 1514589), (172, 1232805), (177, 1197980), (199, 1065540), (210, 1009726), (215, 986244), (236, 898485), (258, 821870), (295, 718788), (301, 704460), (354, 598990), (398, 532770), (413, 513420), (420, 504863), (430, 493122), (516, 410935), (590, 359394), (597, 355180), (602, 352230), (645, 328748), (708, 299495), (796, 266385), (826, 256710), (860, 246561), (885, 239596), (903, 234820), (995, 213108), (1180, 179697), (1194, 177590), (1204, 176115), (1239, 171140), (1290, 164374), (1393, 152220), (1505, 140892), (1652, 128355), (1770, 119798), (1806, 117410), (1990, 106554), (2065, 102684), (2388, 88795), (2478, 85570), (2537, 83580), (2580, 82187), (2786, 76110), (2985, 71036), (3010, 70446), (3540, 59899), (3612, 58705), (3980, 53277), (4130, 51342), (4179, 50740), (4515, 46964), (4956, 42785), (5074, 41790), (5572, 38055), (5970, 35518), (6020, 35223), (6195, 34228), (6965, 30444), (7611, 27860), (8260, 25671), (8358, 25370), (8557, 24780), (9030, 23482), (10148, 20895), (11741, 18060), (11940, 17759), (12390, 17114), (12685, 16716), (13930, 15222)]