64627920

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{12823}}^1$

素因数の和:12849

約数の個数: 120

約数和(自身を含む): 248067456

約数和(自身を除く): 183439536

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 12823, 25646, 38469, 51292, 64115, 76938, 89761, 102584, 115407, 128230, 153876, 179522, 192345, 205168, 230814, 256460, 269283, 307752, 359044, 384690, 448805, 461628, 512920, 538566, 577035, 615504, 718088, 769380, 807849, 897610, 923256, 1025840, 1077132, 1154070, 1346415, 1436176, 1538760, 1615698, 1795220, 1846512, 2154264, 2308140, 2692830, 3077520, 3231396, 3590440, 4039245, 4308528, 4616280, 5385660, 6462792, 7180880, 8078490, 9232560, 10771320, 12925584, 16156980, 21542640, 32313960, 64627920]

約数ペア:

[(1, 64627920), (2, 32313960), (3, 21542640), (4, 16156980), (5, 12925584), (6, 10771320), (7, 9232560), (8, 8078490), (9, 7180880), (10, 6462792), (12, 5385660), (14, 4616280), (15, 4308528), (16, 4039245), (18, 3590440), (20, 3231396), (21, 3077520), (24, 2692830), (28, 2308140), (30, 2154264), (35, 1846512), (36, 1795220), (40, 1615698), (42, 1538760), (45, 1436176), (48, 1346415), (56, 1154070), (60, 1077132), (63, 1025840), (70, 923256), (72, 897610), (80, 807849), (84, 769380), (90, 718088), (105, 615504), (112, 577035), (120, 538566), (126, 512920), (140, 461628), (144, 448805), (168, 384690), (180, 359044), (210, 307752), (240, 269283), (252, 256460), (280, 230814), (315, 205168), (336, 192345), (360, 179522), (420, 153876), (504, 128230), (560, 115407), (630, 102584), (720, 89761), (840, 76938), (1008, 64115), (1260, 51292), (1680, 38469), (2520, 25646), (5040, 12823)]