887305080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 2710713600

約数和(自身を除く): 1823408520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 89, 120, 178, 251, 267, 331, 356, 445, 502, 534, 662, 712, 753, 890, 993, 1004, 1068, 1255, 1324, 1335, 1506, 1655, 1780, 1986, 2008, 2136, 2510, 2648, 2670, 3012, 3310, 3560, 3765, 3972, 4965, 5020, 5340, 6024, 6620, 7530, 7944, 9930, 10040, 10680, 13240, 15060, 19860, 22339, 29459, 30120, 39720, 44678, 58918, 67017, 83081, 88377, 89356, 111695, 117836, 134034, 147295, 166162, 176754, 178712, 223390, 235672, 249243, 268068, 294590, 332324, 335085, 353508, 415405, 441885, 446780, 498486, 536136, 589180, 664648, 670170, 707016, 830810, 883770, 893560, 996972, 1178360, 1246215, 1340340, 1661620, 1767540, 1993944, 2492430, 2680680, 3323240, 3535080, 4984860, 7394209, 9969720, 14788418, 22182627, 29576836, 36971045, 44365254, 59153672, 73942090, 88730508, 110913135, 147884180, 177461016, 221826270, 295768360, 443652540, 887305080]

約数ペア:

[(1, 887305080), (2, 443652540), (3, 295768360), (4, 221826270), (5, 177461016), (6, 147884180), (8, 110913135), (10, 88730508), (12, 73942090), (15, 59153672), (20, 44365254), (24, 36971045), (30, 29576836), (40, 22182627), (60, 14788418), (89, 9969720), (120, 7394209), (178, 4984860), (251, 3535080), (267, 3323240), (331, 2680680), (356, 2492430), (445, 1993944), (502, 1767540), (534, 1661620), (662, 1340340), (712, 1246215), (753, 1178360), (890, 996972), (993, 893560), (1004, 883770), (1068, 830810), (1255, 707016), (1324, 670170), (1335, 664648), (1506, 589180), (1655, 536136), (1780, 498486), (1986, 446780), (2008, 441885), (2136, 415405), (2510, 353508), (2648, 335085), (2670, 332324), (3012, 294590), (3310, 268068), (3560, 249243), (3765, 235672), (3972, 223390), (4965, 178712), (5020, 176754), (5340, 166162), (6024, 147295), (6620, 134034), (7530, 117836), (7944, 111695), (9930, 89356), (10040, 88377), (10680, 83081), (13240, 67017), (15060, 58918), (19860, 44678), (22339, 39720), (29459, 30120)]