489969720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71633}}^1$

素因数の和:71669

約数の個数: 96

約数和(自身を含む): 1676235600

約数和(自身を除く): 1186265880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 3420, 6840, 71633, 143266, 214899, 286532, 358165, 429798, 573064, 644697, 716330, 859596, 1074495, 1289394, 1361027, 1432660, 1719192, 2148990, 2578788, 2722054, 2865320, 3223485, 4083081, 4297980, 5157576, 5444108, 6446970, 6805135, 8166162, 8595960, 10888216, 12249243, 12893940, 13610270, 16332324, 20415405, 24498486, 25787880, 27220540, 32664648, 40830810, 48996972, 54441080, 61246215, 81661620, 97993944, 122492430, 163323240, 244984860, 489969720]

約数ペア:

[(1, 489969720), (2, 244984860), (3, 163323240), (4, 122492430), (5, 97993944), (6, 81661620), (8, 61246215), (9, 54441080), (10, 48996972), (12, 40830810), (15, 32664648), (18, 27220540), (19, 25787880), (20, 24498486), (24, 20415405), (30, 16332324), (36, 13610270), (38, 12893940), (40, 12249243), (45, 10888216), (57, 8595960), (60, 8166162), (72, 6805135), (76, 6446970), (90, 5444108), (95, 5157576), (114, 4297980), (120, 4083081), (152, 3223485), (171, 2865320), (180, 2722054), (190, 2578788), (228, 2148990), (285, 1719192), (342, 1432660), (360, 1361027), (380, 1289394), (456, 1074495), (570, 859596), (684, 716330), (760, 644697), (855, 573064), (1140, 429798), (1368, 358165), (1710, 286532), (2280, 214899), (3420, 143266), (6840, 71633)]