672438480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{400261}}^1$

素因数の和:400284

約数の個数: 80

約数和(自身を含む): 2382359424

約数和(自身を除く): 1709920944

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 400261, 800522, 1200783, 1601044, 2001305, 2401566, 2801827, 3202088, 4002610, 4803132, 5603654, 6003915, 6404176, 8005220, 8405481, 9606264, 11207308, 12007830, 14009135, 16010440, 16810962, 19212528, 22414616, 24015660, 28018270, 32020880, 33621924, 42027405, 44829232, 48031320, 56036540, 67243848, 84054810, 96062640, 112073080, 134487696, 168109620, 224146160, 336219240, 672438480]

約数ペア:

[(1, 672438480), (2, 336219240), (3, 224146160), (4, 168109620), (5, 134487696), (6, 112073080), (7, 96062640), (8, 84054810), (10, 67243848), (12, 56036540), (14, 48031320), (15, 44829232), (16, 42027405), (20, 33621924), (21, 32020880), (24, 28018270), (28, 24015660), (30, 22414616), (35, 19212528), (40, 16810962), (42, 16010440), (48, 14009135), (56, 12007830), (60, 11207308), (70, 9606264), (80, 8405481), (84, 8005220), (105, 6404176), (112, 6003915), (120, 5603654), (140, 4803132), (168, 4002610), (210, 3202088), (240, 2801827), (280, 2401566), (336, 2001305), (420, 1601044), (560, 1200783), (840, 800522), (1680, 400261)]