208745040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7309}}^1$

素因数の和:7349

約数の個数: 160

約数和(自身を含む): 783164160

約数和(自身を除く): 574419120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2380, 2856, 3570, 4080, 4760, 5712, 7140, 7309, 9520, 14280, 14618, 21927, 28560, 29236, 36545, 43854, 51163, 58472, 73090, 87708, 102326, 109635, 116944, 124253, 146180, 153489, 175416, 204652, 219270, 248506, 255815, 292360, 306978, 350832, 372759, 409304, 438540, 497012, 511630, 584720, 613956, 621265, 745518, 767445, 818608, 869771, 877080, 994024, 1023260, 1227912, 1242530, 1491036, 1534890, 1739542, 1754160, 1863795, 1988048, 2046520, 2455824, 2485060, 2609313, 2982072, 3069780, 3479084, 3727590, 4093040, 4348855, 4970120, 5218626, 5964144, 6139560, 6958168, 7455180, 8697710, 9940240, 10437252, 12279120, 13046565, 13916336, 14910360, 17395420, 20874504, 26093130, 29820720, 34790840, 41749008, 52186260, 69581680, 104372520, 208745040]

約数ペア:

[(1, 208745040), (2, 104372520), (3, 69581680), (4, 52186260), (5, 41749008), (6, 34790840), (7, 29820720), (8, 26093130), (10, 20874504), (12, 17395420), (14, 14910360), (15, 13916336), (16, 13046565), (17, 12279120), (20, 10437252), (21, 9940240), (24, 8697710), (28, 7455180), (30, 6958168), (34, 6139560), (35, 5964144), (40, 5218626), (42, 4970120), (48, 4348855), (51, 4093040), (56, 3727590), (60, 3479084), (68, 3069780), (70, 2982072), (80, 2609313), (84, 2485060), (85, 2455824), (102, 2046520), (105, 1988048), (112, 1863795), (119, 1754160), (120, 1739542), (136, 1534890), (140, 1491036), (168, 1242530), (170, 1227912), (204, 1023260), (210, 994024), (238, 877080), (240, 869771), (255, 818608), (272, 767445), (280, 745518), (336, 621265), (340, 613956), (357, 584720), (408, 511630), (420, 497012), (476, 438540), (510, 409304), (560, 372759), (595, 350832), (680, 306978), (714, 292360), (816, 255815), (840, 248506), (952, 219270), (1020, 204652), (1190, 175416), (1360, 153489), (1428, 146180), (1680, 124253), (1785, 116944), (1904, 109635), (2040, 102326), (2380, 87708), (2856, 73090), (3570, 58472), (4080, 51163), (4760, 43854), (5712, 36545), (7140, 29236), (7309, 28560), (9520, 21927), (14280, 14618)]