287493690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:388

約数の個数: 128

約数和(自身を含む): 786309120

約数和(自身を除く): 498815430

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 31, 33, 55, 62, 66, 93, 110, 155, 157, 165, 179, 186, 310, 314, 330, 341, 358, 465, 471, 537, 682, 785, 895, 930, 942, 1023, 1074, 1570, 1705, 1727, 1790, 1969, 2046, 2355, 2685, 3410, 3454, 3938, 4710, 4867, 5115, 5181, 5370, 5549, 5907, 8635, 9734, 9845, 10230, 10362, 11098, 11814, 14601, 16647, 17270, 19690, 24335, 25905, 27745, 28103, 29202, 29535, 33294, 48670, 51810, 53537, 55490, 56206, 59070, 61039, 73005, 83235, 84309, 107074, 122078, 140515, 146010, 160611, 166470, 168618, 183117, 267685, 281030, 305195, 309133, 321222, 366234, 421545, 535370, 610390, 618266, 803055, 843090, 871193, 915585, 927399, 1545665, 1606110, 1742386, 1831170, 1854798, 2613579, 3091330, 4355965, 4636995, 5227158, 8711930, 9273990, 9583123, 13067895, 19166246, 26135790, 28749369, 47915615, 57498738, 95831230, 143746845, 287493690]

約数ペア:

[(1, 287493690), (2, 143746845), (3, 95831230), (5, 57498738), (6, 47915615), (10, 28749369), (11, 26135790), (15, 19166246), (22, 13067895), (30, 9583123), (31, 9273990), (33, 8711930), (55, 5227158), (62, 4636995), (66, 4355965), (93, 3091330), (110, 2613579), (155, 1854798), (157, 1831170), (165, 1742386), (179, 1606110), (186, 1545665), (310, 927399), (314, 915585), (330, 871193), (341, 843090), (358, 803055), (465, 618266), (471, 610390), (537, 535370), (682, 421545), (785, 366234), (895, 321222), (930, 309133), (942, 305195), (1023, 281030), (1074, 267685), (1570, 183117), (1705, 168618), (1727, 166470), (1790, 160611), (1969, 146010), (2046, 140515), (2355, 122078), (2685, 107074), (3410, 84309), (3454, 83235), (3938, 73005), (4710, 61039), (4867, 59070), (5115, 56206), (5181, 55490), (5370, 53537), (5549, 51810), (5907, 48670), (8635, 33294), (9734, 29535), (9845, 29202), (10230, 28103), (10362, 27745), (11098, 25905), (11814, 24335), (14601, 19690), (16647, 17270)]