1237200080

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:317

約数の個数: 160

約数和(自身を含む): 3103134720

約数和(自身を除く): 1865934640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 97, 124, 139, 148, 155, 185, 194, 248, 278, 296, 310, 370, 388, 485, 496, 556, 592, 620, 695, 740, 776, 970, 1112, 1147, 1240, 1390, 1480, 1552, 1940, 2224, 2294, 2480, 2780, 2960, 3007, 3589, 3880, 4309, 4588, 5143, 5560, 5735, 6014, 7178, 7760, 8618, 9176, 10286, 11120, 11470, 12028, 13483, 14356, 15035, 17236, 17945, 18352, 20572, 21545, 22940, 24056, 25715, 26966, 28712, 30070, 34472, 35890, 41144, 43090, 45880, 48112, 51430, 53932, 57424, 60140, 67415, 68944, 71780, 82288, 86180, 91760, 102860, 107864, 111259, 120280, 134830, 143560, 159433, 172360, 205720, 215728, 222518, 240560, 269660, 287120, 318866, 344720, 411440, 417973, 445036, 498871, 539320, 556295, 637732, 797165, 835946, 890072, 997742, 1078640, 1112590, 1275464, 1594330, 1671892, 1780144, 1995484, 2089865, 2225180, 2494355, 2550928, 3188660, 3343784, 3990968, 4179730, 4450360, 4988710, 6377320, 6687568, 7981936, 8359460, 8900720, 9977420, 12754640, 15465001, 16718920, 19954840, 30930002, 33437840, 39909680, 61860004, 77325005, 123720008, 154650010, 247440016, 309300020, 618600040, 1237200080]

約数ペア:

[(1, 1237200080), (2, 618600040), (4, 309300020), (5, 247440016), (8, 154650010), (10, 123720008), (16, 77325005), (20, 61860004), (31, 39909680), (37, 33437840), (40, 30930002), (62, 19954840), (74, 16718920), (80, 15465001), (97, 12754640), (124, 9977420), (139, 8900720), (148, 8359460), (155, 7981936), (185, 6687568), (194, 6377320), (248, 4988710), (278, 4450360), (296, 4179730), (310, 3990968), (370, 3343784), (388, 3188660), (485, 2550928), (496, 2494355), (556, 2225180), (592, 2089865), (620, 1995484), (695, 1780144), (740, 1671892), (776, 1594330), (970, 1275464), (1112, 1112590), (1147, 1078640), (1240, 997742), (1390, 890072), (1480, 835946), (1552, 797165), (1940, 637732), (2224, 556295), (2294, 539320), (2480, 498871), (2780, 445036), (2960, 417973), (3007, 411440), (3589, 344720), (3880, 318866), (4309, 287120), (4588, 269660), (5143, 240560), (5560, 222518), (5735, 215728), (6014, 205720), (7178, 172360), (7760, 159433), (8618, 143560), (9176, 134830), (10286, 120280), (11120, 111259), (11470, 107864), (12028, 102860), (13483, 91760), (14356, 86180), (15035, 82288), (17236, 71780), (17945, 68944), (18352, 67415), (20572, 60140), (21545, 57424), (22940, 53932), (24056, 51430), (25715, 48112), (26966, 45880), (28712, 43090), (30070, 41144), (34472, 35890)]