290761680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{457}}^1$

素因数の和:725

約数の個数: 160

約数和(自身を含む): 989543808

約数和(自身を除く): 698782128

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 241, 264, 330, 440, 457, 482, 528, 660, 723, 880, 914, 964, 1205, 1320, 1371, 1446, 1828, 1928, 2285, 2410, 2640, 2651, 2742, 2892, 3615, 3656, 3856, 4570, 4820, 5027, 5302, 5484, 5784, 6855, 7230, 7312, 7953, 9140, 9640, 10054, 10604, 10968, 11568, 13255, 13710, 14460, 15081, 15906, 18280, 19280, 20108, 21208, 21936, 25135, 26510, 27420, 28920, 30162, 31812, 36560, 39765, 40216, 42416, 50270, 53020, 54840, 57840, 60324, 63624, 75405, 79530, 80432, 100540, 106040, 109680, 110137, 120648, 127248, 150810, 159060, 201080, 212080, 220274, 241296, 301620, 318120, 330411, 402160, 440548, 550685, 603240, 636240, 660822, 881096, 1101370, 1206480, 1211507, 1321644, 1652055, 1762192, 2202740, 2423014, 2643288, 3304110, 3634521, 4405480, 4846028, 5286576, 6057535, 6608220, 7269042, 8810960, 9692056, 12115070, 13216440, 14538084, 18172605, 19384112, 24230140, 26432880, 29076168, 36345210, 48460280, 58152336, 72690420, 96920560, 145380840, 290761680]

約数ペア:

[(1, 290761680), (2, 145380840), (3, 96920560), (4, 72690420), (5, 58152336), (6, 48460280), (8, 36345210), (10, 29076168), (11, 26432880), (12, 24230140), (15, 19384112), (16, 18172605), (20, 14538084), (22, 13216440), (24, 12115070), (30, 9692056), (33, 8810960), (40, 7269042), (44, 6608220), (48, 6057535), (55, 5286576), (60, 4846028), (66, 4405480), (80, 3634521), (88, 3304110), (110, 2643288), (120, 2423014), (132, 2202740), (165, 1762192), (176, 1652055), (220, 1321644), (240, 1211507), (241, 1206480), (264, 1101370), (330, 881096), (440, 660822), (457, 636240), (482, 603240), (528, 550685), (660, 440548), (723, 402160), (880, 330411), (914, 318120), (964, 301620), (1205, 241296), (1320, 220274), (1371, 212080), (1446, 201080), (1828, 159060), (1928, 150810), (2285, 127248), (2410, 120648), (2640, 110137), (2651, 109680), (2742, 106040), (2892, 100540), (3615, 80432), (3656, 79530), (3856, 75405), (4570, 63624), (4820, 60324), (5027, 57840), (5302, 54840), (5484, 53020), (5784, 50270), (6855, 42416), (7230, 40216), (7312, 39765), (7953, 36560), (9140, 31812), (9640, 30162), (10054, 28920), (10604, 27420), (10968, 26510), (11568, 25135), (13255, 21936), (13710, 21208), (14460, 20108), (15081, 19280), (15906, 18280)]