7998999840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{32869}}^1$

素因数の和:32916

約数の個数: 216

約数和(自身を含む): 29558741940

約数和(自身を除く): 21559742100

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 169, 180, 195, 208, 234, 240, 260, 288, 312, 338, 360, 390, 416, 468, 480, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1248, 1352, 1440, 1521, 1560, 1690, 1872, 2028, 2080, 2340, 2535, 2704, 3042, 3120, 3380, 3744, 4056, 4680, 5070, 5408, 6084, 6240, 6760, 7605, 8112, 9360, 10140, 12168, 13520, 15210, 16224, 18720, 20280, 24336, 27040, 30420, 32869, 40560, 48672, 60840, 65738, 81120, 98607, 121680, 131476, 164345, 197214, 243360, 262952, 295821, 328690, 394428, 427297, 493035, 525904, 591642, 657380, 788856, 854594, 986070, 1051808, 1183284, 1281891, 1314760, 1479105, 1577712, 1709188, 1972140, 2136485, 2366568, 2563782, 2629520, 2958210, 3155424, 3418376, 3845673, 3944280, 4272970, 4733136, 5127564, 5259040, 5554861, 5916420, 6409455, 6836752, 7691346, 7888560, 8545940, 9466272, 10255128, 11109722, 11832840, 12818910, 13673504, 15382692, 15777120, 16664583, 17091880, 19228365, 20510256, 22219444, 23665680, 25637820, 27774305, 30765384, 33329166, 34183760, 38456730, 41020512, 44438888, 47331360, 49993749, 51275640, 55548610, 61530768, 66658332, 68367520, 76913460, 83322915, 88877776, 99987498, 102551280, 111097220, 123061536, 133316664, 153826920, 166645830, 177755552, 199974996, 205102560, 222194440, 249968745, 266633328, 307653840, 333291660, 399949992, 444388880, 499937490, 533266656, 615307680, 666583320, 799899984, 888777760, 999874980, 1333166640, 1599799968, 1999749960, 2666333280, 3999499920, 7998999840]

約数ペア:

[(1, 7998999840), (2, 3999499920), (3, 2666333280), (4, 1999749960), (5, 1599799968), (6, 1333166640), (8, 999874980), (9, 888777760), (10, 799899984), (12, 666583320), (13, 615307680), (15, 533266656), (16, 499937490), (18, 444388880), (20, 399949992), (24, 333291660), (26, 307653840), (30, 266633328), (32, 249968745), (36, 222194440), (39, 205102560), (40, 199974996), (45, 177755552), (48, 166645830), (52, 153826920), (60, 133316664), (65, 123061536), (72, 111097220), (78, 102551280), (80, 99987498), (90, 88877776), (96, 83322915), (104, 76913460), (117, 68367520), (120, 66658332), (130, 61530768), (144, 55548610), (156, 51275640), (160, 49993749), (169, 47331360), (180, 44438888), (195, 41020512), (208, 38456730), (234, 34183760), (240, 33329166), (260, 30765384), (288, 27774305), (312, 25637820), (338, 23665680), (360, 22219444), (390, 20510256), (416, 19228365), (468, 17091880), (480, 16664583), (507, 15777120), (520, 15382692), (585, 13673504), (624, 12818910), (676, 11832840), (720, 11109722), (780, 10255128), (845, 9466272), (936, 8545940), (1014, 7888560), (1040, 7691346), (1170, 6836752), (1248, 6409455), (1352, 5916420), (1440, 5554861), (1521, 5259040), (1560, 5127564), (1690, 4733136), (1872, 4272970), (2028, 3944280), (2080, 3845673), (2340, 3418376), (2535, 3155424), (2704, 2958210), (3042, 2629520), (3120, 2563782), (3380, 2366568), (3744, 2136485), (4056, 1972140), (4680, 1709188), (5070, 1577712), (5408, 1479105), (6084, 1314760), (6240, 1281891), (6760, 1183284), (7605, 1051808), (8112, 986070), (9360, 854594), (10140, 788856), (12168, 657380), (13520, 591642), (15210, 525904), (16224, 493035), (18720, 427297), (20280, 394428), (24336, 328690), (27040, 295821), (30420, 262952), (32869, 243360), (40560, 197214), (48672, 164345), (60840, 131476), (65738, 121680), (81120, 98607)]