17721480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1$

素因数の和:128

約数の個数: 192

約数和(自身を含む): 65427840

約数和(自身を除く): 47706360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 73, 84, 85, 102, 105, 119, 120, 136, 140, 146, 168, 170, 204, 210, 219, 238, 255, 280, 289, 292, 340, 357, 365, 408, 420, 438, 476, 510, 511, 578, 584, 595, 680, 714, 730, 840, 867, 876, 952, 1020, 1022, 1095, 1156, 1190, 1241, 1428, 1445, 1460, 1533, 1734, 1752, 1785, 2023, 2040, 2044, 2190, 2312, 2380, 2482, 2555, 2856, 2890, 2920, 3066, 3468, 3570, 3723, 4046, 4088, 4335, 4380, 4760, 4964, 5110, 5780, 6069, 6132, 6205, 6936, 7140, 7446, 7665, 8092, 8670, 8687, 8760, 9928, 10115, 10220, 11560, 12138, 12264, 12410, 14280, 14892, 15330, 16184, 17340, 17374, 18615, 20230, 20440, 21097, 24276, 24820, 26061, 29784, 30345, 30660, 34680, 34748, 37230, 40460, 42194, 43435, 48552, 49640, 52122, 60690, 61320, 63291, 69496, 74460, 80920, 84388, 86870, 104244, 105485, 121380, 126582, 130305, 147679, 148920, 168776, 173740, 208488, 210970, 242760, 253164, 260610, 295358, 316455, 347480, 421940, 443037, 506328, 521220, 590716, 632910, 738395, 843880, 886074, 1042440, 1181432, 1265820, 1476790, 1772148, 2215185, 2531640, 2953580, 3544296, 4430370, 5907160, 8860740, 17721480]

約数ペア:

[(1, 17721480), (2, 8860740), (3, 5907160), (4, 4430370), (5, 3544296), (6, 2953580), (7, 2531640), (8, 2215185), (10, 1772148), (12, 1476790), (14, 1265820), (15, 1181432), (17, 1042440), (20, 886074), (21, 843880), (24, 738395), (28, 632910), (30, 590716), (34, 521220), (35, 506328), (40, 443037), (42, 421940), (51, 347480), (56, 316455), (60, 295358), (68, 260610), (70, 253164), (73, 242760), (84, 210970), (85, 208488), (102, 173740), (105, 168776), (119, 148920), (120, 147679), (136, 130305), (140, 126582), (146, 121380), (168, 105485), (170, 104244), (204, 86870), (210, 84388), (219, 80920), (238, 74460), (255, 69496), (280, 63291), (289, 61320), (292, 60690), (340, 52122), (357, 49640), (365, 48552), (408, 43435), (420, 42194), (438, 40460), (476, 37230), (510, 34748), (511, 34680), (578, 30660), (584, 30345), (595, 29784), (680, 26061), (714, 24820), (730, 24276), (840, 21097), (867, 20440), (876, 20230), (952, 18615), (1020, 17374), (1022, 17340), (1095, 16184), (1156, 15330), (1190, 14892), (1241, 14280), (1428, 12410), (1445, 12264), (1460, 12138), (1533, 11560), (1734, 10220), (1752, 10115), (1785, 9928), (2023, 8760), (2040, 8687), (2044, 8670), (2190, 8092), (2312, 7665), (2380, 7446), (2482, 7140), (2555, 6936), (2856, 6205), (2890, 6132), (2920, 6069), (3066, 5780), (3468, 5110), (3570, 4964), (3723, 4760), (4046, 4380), (4088, 4335)]