254280180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2393}}^1$

素因数の和:2446

約数の個数: 192

約数和(自身を含む): 926650368

約数和(自身を除く): 672370188

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 23, 28, 30, 33, 35, 42, 44, 46, 55, 60, 66, 69, 70, 77, 84, 92, 105, 110, 115, 132, 138, 140, 154, 161, 165, 210, 220, 230, 231, 253, 276, 308, 322, 330, 345, 385, 420, 460, 462, 483, 506, 644, 660, 690, 759, 770, 805, 924, 966, 1012, 1155, 1265, 1380, 1518, 1540, 1610, 1771, 1932, 2310, 2393, 2415, 2530, 3036, 3220, 3542, 3795, 4620, 4786, 4830, 5060, 5313, 7084, 7179, 7590, 8855, 9572, 9660, 10626, 11965, 14358, 15180, 16751, 17710, 21252, 23930, 26323, 26565, 28716, 33502, 35420, 35895, 47860, 50253, 52646, 53130, 55039, 67004, 71790, 78969, 83755, 100506, 105292, 106260, 110078, 131615, 143580, 157938, 165117, 167510, 184261, 201012, 220156, 251265, 263230, 275195, 315876, 330234, 335020, 368522, 385273, 394845, 502530, 526460, 550390, 552783, 605429, 660468, 737044, 770546, 789690, 825585, 921305, 1005060, 1100780, 1105566, 1155819, 1210858, 1541092, 1579380, 1651170, 1816287, 1842610, 1926365, 2211132, 2311638, 2421716, 2763915, 3027145, 3302340, 3632574, 3685220, 3852730, 4238003, 4623276, 5527830, 5779095, 6054290, 7265148, 7705460, 8476006, 9081435, 11055660, 11558190, 12108580, 12714009, 16952012, 18162870, 21190015, 23116380, 25428018, 36325740, 42380030, 50856036, 63570045, 84760060, 127140090, 254280180]

約数ペア:

[(1, 254280180), (2, 127140090), (3, 84760060), (4, 63570045), (5, 50856036), (6, 42380030), (7, 36325740), (10, 25428018), (11, 23116380), (12, 21190015), (14, 18162870), (15, 16952012), (20, 12714009), (21, 12108580), (22, 11558190), (23, 11055660), (28, 9081435), (30, 8476006), (33, 7705460), (35, 7265148), (42, 6054290), (44, 5779095), (46, 5527830), (55, 4623276), (60, 4238003), (66, 3852730), (69, 3685220), (70, 3632574), (77, 3302340), (84, 3027145), (92, 2763915), (105, 2421716), (110, 2311638), (115, 2211132), (132, 1926365), (138, 1842610), (140, 1816287), (154, 1651170), (161, 1579380), (165, 1541092), (210, 1210858), (220, 1155819), (230, 1105566), (231, 1100780), (253, 1005060), (276, 921305), (308, 825585), (322, 789690), (330, 770546), (345, 737044), (385, 660468), (420, 605429), (460, 552783), (462, 550390), (483, 526460), (506, 502530), (644, 394845), (660, 385273), (690, 368522), (759, 335020), (770, 330234), (805, 315876), (924, 275195), (966, 263230), (1012, 251265), (1155, 220156), (1265, 201012), (1380, 184261), (1518, 167510), (1540, 165117), (1610, 157938), (1771, 143580), (1932, 131615), (2310, 110078), (2393, 106260), (2415, 105292), (2530, 100506), (3036, 83755), (3220, 78969), (3542, 71790), (3795, 67004), (4620, 55039), (4786, 53130), (4830, 52646), (5060, 50253), (5313, 47860), (7084, 35895), (7179, 35420), (7590, 33502), (8855, 28716), (9572, 26565), (9660, 26323), (10626, 23930), (11965, 21252), (14358, 17710), (15180, 16751)]