313139640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1511}}^1$

素因数の和:1693

約数の個数: 128

約数和(自身を含む): 1032030720

約数和(自身を除く): 718891080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 157, 165, 220, 264, 314, 330, 440, 471, 628, 660, 785, 942, 1256, 1320, 1511, 1570, 1727, 1884, 2355, 3022, 3140, 3454, 3768, 4533, 4710, 5181, 6044, 6280, 6908, 7555, 8635, 9066, 9420, 10362, 12088, 13816, 15110, 16621, 17270, 18132, 18840, 20724, 22665, 25905, 30220, 33242, 34540, 36264, 41448, 45330, 49863, 51810, 60440, 66484, 69080, 83105, 90660, 99726, 103620, 132968, 166210, 181320, 199452, 207240, 237227, 249315, 332420, 398904, 474454, 498630, 664840, 711681, 948908, 997260, 1186135, 1423362, 1897816, 1994520, 2372270, 2609497, 2846724, 3558405, 4744540, 5218994, 5693448, 7116810, 7828491, 9489080, 10437988, 13047485, 14233620, 15656982, 20875976, 26094970, 28467240, 31313964, 39142455, 52189940, 62627928, 78284910, 104379880, 156569820, 313139640]

約数ペア:

[(1, 313139640), (2, 156569820), (3, 104379880), (4, 78284910), (5, 62627928), (6, 52189940), (8, 39142455), (10, 31313964), (11, 28467240), (12, 26094970), (15, 20875976), (20, 15656982), (22, 14233620), (24, 13047485), (30, 10437988), (33, 9489080), (40, 7828491), (44, 7116810), (55, 5693448), (60, 5218994), (66, 4744540), (88, 3558405), (110, 2846724), (120, 2609497), (132, 2372270), (157, 1994520), (165, 1897816), (220, 1423362), (264, 1186135), (314, 997260), (330, 948908), (440, 711681), (471, 664840), (628, 498630), (660, 474454), (785, 398904), (942, 332420), (1256, 249315), (1320, 237227), (1511, 207240), (1570, 199452), (1727, 181320), (1884, 166210), (2355, 132968), (3022, 103620), (3140, 99726), (3454, 90660), (3768, 83105), (4533, 69080), (4710, 66484), (5181, 60440), (6044, 51810), (6280, 49863), (6908, 45330), (7555, 41448), (8635, 36264), (9066, 34540), (9420, 33242), (10362, 30220), (12088, 25905), (13816, 22665), (15110, 20724), (16621, 18840), (17270, 18132)]