281745360

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{971}}^1$

素因数の和:1034

約数の個数: 240

約数和(自身を含む): 1052932608

約数和(自身を除く): 771187248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 31, 36, 39, 40, 45, 48, 52, 60, 62, 65, 72, 78, 80, 90, 93, 104, 117, 120, 124, 130, 144, 155, 156, 180, 186, 195, 208, 234, 240, 248, 260, 279, 310, 312, 360, 372, 390, 403, 465, 468, 496, 520, 558, 585, 620, 624, 720, 744, 780, 806, 930, 936, 971, 1040, 1116, 1170, 1209, 1240, 1395, 1488, 1560, 1612, 1860, 1872, 1942, 2015, 2232, 2340, 2418, 2480, 2790, 2913, 3120, 3224, 3627, 3720, 3884, 4030, 4464, 4680, 4836, 4855, 5580, 5826, 6045, 6448, 7254, 7440, 7768, 8060, 8739, 9360, 9672, 9710, 11160, 11652, 12090, 12623, 14508, 14565, 15536, 16120, 17478, 18135, 19344, 19420, 22320, 23304, 24180, 25246, 29016, 29130, 30101, 32240, 34956, 36270, 37869, 38840, 43695, 46608, 48360, 50492, 58032, 58260, 60202, 63115, 69912, 72540, 75738, 77680, 87390, 90303, 96720, 100984, 113607, 116520, 120404, 126230, 139824, 145080, 150505, 151476, 174780, 180606, 189345, 201968, 227214, 233040, 240808, 252460, 270909, 290160, 301010, 302952, 349560, 361212, 378690, 391313, 451515, 454428, 481616, 504920, 541818, 568035, 602020, 605904, 699120, 722424, 757380, 782626, 903030, 908856, 1009840, 1083636, 1136070, 1173939, 1204040, 1354545, 1444848, 1514760, 1565252, 1806060, 1817712, 1956565, 2167272, 2272140, 2347878, 2408080, 2709090, 3029520, 3130504, 3521817, 3612120, 3913130, 4334544, 4544280, 4695756, 5418180, 5869695, 6261008, 7043634, 7224240, 7826260, 9088560, 9391512, 10836360, 11739390, 14087268, 15652520, 17609085, 18783024, 21672720, 23478780, 28174536, 31305040, 35218170, 46957560, 56349072, 70436340, 93915120, 140872680, 281745360]

約数ペア:

[(1, 281745360), (2, 140872680), (3, 93915120), (4, 70436340), (5, 56349072), (6, 46957560), (8, 35218170), (9, 31305040), (10, 28174536), (12, 23478780), (13, 21672720), (15, 18783024), (16, 17609085), (18, 15652520), (20, 14087268), (24, 11739390), (26, 10836360), (30, 9391512), (31, 9088560), (36, 7826260), (39, 7224240), (40, 7043634), (45, 6261008), (48, 5869695), (52, 5418180), (60, 4695756), (62, 4544280), (65, 4334544), (72, 3913130), (78, 3612120), (80, 3521817), (90, 3130504), (93, 3029520), (104, 2709090), (117, 2408080), (120, 2347878), (124, 2272140), (130, 2167272), (144, 1956565), (155, 1817712), (156, 1806060), (180, 1565252), (186, 1514760), (195, 1444848), (208, 1354545), (234, 1204040), (240, 1173939), (248, 1136070), (260, 1083636), (279, 1009840), (310, 908856), (312, 903030), (360, 782626), (372, 757380), (390, 722424), (403, 699120), (465, 605904), (468, 602020), (496, 568035), (520, 541818), (558, 504920), (585, 481616), (620, 454428), (624, 451515), (720, 391313), (744, 378690), (780, 361212), (806, 349560), (930, 302952), (936, 301010), (971, 290160), (1040, 270909), (1116, 252460), (1170, 240808), (1209, 233040), (1240, 227214), (1395, 201968), (1488, 189345), (1560, 180606), (1612, 174780), (1860, 151476), (1872, 150505), (1942, 145080), (2015, 139824), (2232, 126230), (2340, 120404), (2418, 116520), (2480, 113607), (2790, 100984), (2913, 96720), (3120, 90303), (3224, 87390), (3627, 77680), (3720, 75738), (3884, 72540), (4030, 69912), (4464, 63115), (4680, 60202), (4836, 58260), (4855, 58032), (5580, 50492), (5826, 48360), (6045, 46608), (6448, 43695), (7254, 38840), (7440, 37869), (7768, 36270), (8060, 34956), (8739, 32240), (9360, 30101), (9672, 29130), (9710, 29016), (11160, 25246), (11652, 24180), (12090, 23304), (12623, 22320), (14508, 19420), (14565, 19344), (15536, 18135), (16120, 17478)]