489129780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{499}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 1501416000

約数和(自身を除く): 1012286220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 499, 510, 527, 620, 930, 961, 998, 1020, 1054, 1497, 1581, 1860, 1922, 1996, 2108, 2495, 2635, 2883, 2994, 3162, 3844, 4805, 4990, 5270, 5766, 5988, 6324, 7485, 7905, 8483, 9610, 9980, 10540, 11532, 14415, 14970, 15469, 15810, 16337, 16966, 19220, 25449, 28830, 29940, 30938, 31620, 32674, 33932, 42415, 46407, 49011, 50898, 57660, 61876, 65348, 77345, 81685, 84830, 92814, 98022, 101796, 127245, 154690, 163370, 169660, 185628, 196044, 232035, 245055, 254490, 262973, 309380, 326740, 464070, 479539, 490110, 508980, 525946, 788919, 928140, 959078, 980220, 1051892, 1314865, 1438617, 1577838, 1918156, 2397695, 2629730, 2877234, 3155676, 3944595, 4795390, 5259460, 5754468, 7193085, 7889190, 8152163, 9590780, 14386170, 15778380, 16304326, 24456489, 28772340, 32608652, 40760815, 48912978, 81521630, 97825956, 122282445, 163043260, 244564890, 489129780]

約数ペア:

[(1, 489129780), (2, 244564890), (3, 163043260), (4, 122282445), (5, 97825956), (6, 81521630), (10, 48912978), (12, 40760815), (15, 32608652), (17, 28772340), (20, 24456489), (30, 16304326), (31, 15778380), (34, 14386170), (51, 9590780), (60, 8152163), (62, 7889190), (68, 7193085), (85, 5754468), (93, 5259460), (102, 4795390), (124, 3944595), (155, 3155676), (170, 2877234), (186, 2629730), (204, 2397695), (255, 1918156), (310, 1577838), (340, 1438617), (372, 1314865), (465, 1051892), (499, 980220), (510, 959078), (527, 928140), (620, 788919), (930, 525946), (961, 508980), (998, 490110), (1020, 479539), (1054, 464070), (1497, 326740), (1581, 309380), (1860, 262973), (1922, 254490), (1996, 245055), (2108, 232035), (2495, 196044), (2635, 185628), (2883, 169660), (2994, 163370), (3162, 154690), (3844, 127245), (4805, 101796), (4990, 98022), (5270, 92814), (5766, 84830), (5988, 81685), (6324, 77345), (7485, 65348), (7905, 61876), (8483, 57660), (9610, 50898), (9980, 49011), (10540, 46407), (11532, 42415), (14415, 33932), (14970, 32674), (15469, 31620), (15810, 30938), (16337, 29940), (16966, 28830), (19220, 25449)]