20880451512

素因数分解:

$2^3\times 3^5\times {\mathrm{31}}^1\times {\mathrm{421}}^1\times {\mathrm{823}}^1$

素因数の和:1296

約数の個数: 192

約数和(自身を含む): 60755036160

約数和(自身を除く): 39874584648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 243, 248, 279, 324, 372, 421, 486, 558, 648, 744, 823, 837, 842, 972, 1116, 1263, 1646, 1674, 1684, 1944, 2232, 2469, 2511, 2526, 3292, 3348, 3368, 3789, 4938, 5022, 5052, 6584, 6696, 7407, 7533, 7578, 9876, 10044, 10104, 11367, 13051, 14814, 15066, 15156, 19752, 20088, 22221, 22734, 25513, 26102, 29628, 30132, 30312, 34101, 39153, 44442, 45468, 51026, 52204, 59256, 60264, 66663, 68202, 76539, 78306, 88884, 90936, 102052, 102303, 104408, 117459, 133326, 136404, 153078, 156612, 177768, 199989, 204104, 204606, 229617, 234918, 266652, 272808, 306156, 313224, 346483, 352377, 399978, 409212, 459234, 469836, 533304, 612312, 688851, 692966, 704754, 799956, 818424, 918468, 939672, 1039449, 1057131, 1377702, 1385932, 1409508, 1599912, 1836936, 2066553, 2078898, 2114262, 2755404, 2771864, 2819016, 3118347, 3171393, 4133106, 4157796, 4228524, 5510808, 6199659, 6236694, 6342786, 8266212, 8315592, 8457048, 9355041, 10740973, 12399318, 12473388, 12685572, 16532424, 18710082, 21481946, 24798636, 24946776, 25371144, 28065123, 32222919, 37420164, 42963892, 49597272, 56130246, 64445838, 74840328, 84195369, 85927784, 96668757, 112260492, 128891676, 168390738, 193337514, 224520984, 257783352, 290006271, 336781476, 386675028, 580012542, 673562952, 773350056, 870018813, 1160025084, 1740037626, 2320050168, 2610056439, 3480075252, 5220112878, 6960150504, 10440225756, 20880451512]

約数ペア:

[(1, 20880451512), (2, 10440225756), (3, 6960150504), (4, 5220112878), (6, 3480075252), (8, 2610056439), (9, 2320050168), (12, 1740037626), (18, 1160025084), (24, 870018813), (27, 773350056), (31, 673562952), (36, 580012542), (54, 386675028), (62, 336781476), (72, 290006271), (81, 257783352), (93, 224520984), (108, 193337514), (124, 168390738), (162, 128891676), (186, 112260492), (216, 96668757), (243, 85927784), (248, 84195369), (279, 74840328), (324, 64445838), (372, 56130246), (421, 49597272), (486, 42963892), (558, 37420164), (648, 32222919), (744, 28065123), (823, 25371144), (837, 24946776), (842, 24798636), (972, 21481946), (1116, 18710082), (1263, 16532424), (1646, 12685572), (1674, 12473388), (1684, 12399318), (1944, 10740973), (2232, 9355041), (2469, 8457048), (2511, 8315592), (2526, 8266212), (3292, 6342786), (3348, 6236694), (3368, 6199659), (3789, 5510808), (4938, 4228524), (5022, 4157796), (5052, 4133106), (6584, 3171393), (6696, 3118347), (7407, 2819016), (7533, 2771864), (7578, 2755404), (9876, 2114262), (10044, 2078898), (10104, 2066553), (11367, 1836936), (13051, 1599912), (14814, 1409508), (15066, 1385932), (15156, 1377702), (19752, 1057131), (20088, 1039449), (22221, 939672), (22734, 918468), (25513, 818424), (26102, 799956), (29628, 704754), (30132, 692966), (30312, 688851), (34101, 612312), (39153, 533304), (44442, 469836), (45468, 459234), (51026, 409212), (52204, 399978), (59256, 352377), (60264, 346483), (66663, 313224), (68202, 306156), (76539, 272808), (78306, 266652), (88884, 234918), (90936, 229617), (102052, 204606), (102303, 204104), (104408, 199989), (117459, 177768), (133326, 156612), (136404, 153078)]