2578951080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{443}}^1$

素因数の和:720

約数の個数: 192

約数和(自身を含む): 8536095360

約数和(自身を除く): 5957144280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 103, 120, 157, 180, 206, 309, 314, 360, 412, 443, 471, 515, 618, 628, 785, 824, 886, 927, 942, 1030, 1236, 1256, 1329, 1413, 1545, 1570, 1772, 1854, 1884, 2060, 2215, 2355, 2472, 2658, 2826, 3090, 3140, 3544, 3708, 3768, 3987, 4120, 4430, 4635, 4710, 5316, 5652, 6180, 6280, 6645, 7065, 7416, 7974, 8860, 9270, 9420, 10632, 11304, 12360, 13290, 14130, 15948, 16171, 17720, 18540, 18840, 19935, 26580, 28260, 31896, 32342, 37080, 39870, 45629, 48513, 53160, 56520, 64684, 69551, 79740, 80855, 91258, 97026, 129368, 136887, 139102, 145539, 159480, 161710, 182516, 194052, 208653, 228145, 242565, 273774, 278204, 291078, 323420, 347755, 365032, 388104, 410661, 417306, 456290, 485130, 547548, 556408, 582156, 625959, 646840, 684435, 695510, 727695, 821322, 834612, 912580, 970260, 1043265, 1095096, 1164312, 1251918, 1368870, 1391020, 1455390, 1642644, 1669224, 1825160, 1940520, 2053305, 2086530, 2503836, 2737740, 2782040, 2910780, 3129795, 3285288, 4106610, 4173060, 5007672, 5475480, 5821560, 6259590, 7163753, 8213220, 8346120, 12519180, 14327506, 16426440, 21491259, 25038360, 28655012, 35818765, 42982518, 57310024, 64473777, 71637530, 85965036, 107456295, 128947554, 143275060, 171930072, 214912590, 257895108, 286550120, 322368885, 429825180, 515790216, 644737770, 859650360, 1289475540, 2578951080]

約数ペア:

[(1, 2578951080), (2, 1289475540), (3, 859650360), (4, 644737770), (5, 515790216), (6, 429825180), (8, 322368885), (9, 286550120), (10, 257895108), (12, 214912590), (15, 171930072), (18, 143275060), (20, 128947554), (24, 107456295), (30, 85965036), (36, 71637530), (40, 64473777), (45, 57310024), (60, 42982518), (72, 35818765), (90, 28655012), (103, 25038360), (120, 21491259), (157, 16426440), (180, 14327506), (206, 12519180), (309, 8346120), (314, 8213220), (360, 7163753), (412, 6259590), (443, 5821560), (471, 5475480), (515, 5007672), (618, 4173060), (628, 4106610), (785, 3285288), (824, 3129795), (886, 2910780), (927, 2782040), (942, 2737740), (1030, 2503836), (1236, 2086530), (1256, 2053305), (1329, 1940520), (1413, 1825160), (1545, 1669224), (1570, 1642644), (1772, 1455390), (1854, 1391020), (1884, 1368870), (2060, 1251918), (2215, 1164312), (2355, 1095096), (2472, 1043265), (2658, 970260), (2826, 912580), (3090, 834612), (3140, 821322), (3544, 727695), (3708, 695510), (3768, 684435), (3987, 646840), (4120, 625959), (4430, 582156), (4635, 556408), (4710, 547548), (5316, 485130), (5652, 456290), (6180, 417306), (6280, 410661), (6645, 388104), (7065, 365032), (7416, 347755), (7974, 323420), (8860, 291078), (9270, 278204), (9420, 273774), (10632, 242565), (11304, 228145), (12360, 208653), (13290, 194052), (14130, 182516), (15948, 161710), (16171, 159480), (17720, 145539), (18540, 139102), (18840, 136887), (19935, 129368), (26580, 97026), (28260, 91258), (31896, 80855), (32342, 79740), (37080, 69551), (39870, 64684), (45629, 56520), (48513, 53160)]