210180420

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{733}}^1$

素因数の和:816

約数の個数: 144

約数和(自身を含む): 673283520

約数和(自身を除く): 463103100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 59, 60, 81, 90, 108, 118, 135, 162, 177, 180, 236, 243, 270, 295, 324, 354, 405, 486, 531, 540, 590, 708, 733, 810, 885, 972, 1062, 1180, 1215, 1466, 1593, 1620, 1770, 2124, 2199, 2430, 2655, 2932, 3186, 3540, 3665, 4398, 4779, 4860, 5310, 6372, 6597, 7330, 7965, 8796, 9558, 10620, 10995, 13194, 14337, 14660, 15930, 19116, 19791, 21990, 23895, 26388, 28674, 31860, 32985, 39582, 43247, 43980, 47790, 57348, 59373, 65970, 71685, 79164, 86494, 95580, 98955, 118746, 129741, 131940, 143370, 172988, 178119, 197910, 216235, 237492, 259482, 286740, 296865, 356238, 389223, 395820, 432470, 518964, 593730, 648705, 712476, 778446, 864940, 890595, 1167669, 1187460, 1297410, 1556892, 1781190, 1946115, 2335338, 2594820, 3503007, 3562380, 3892230, 4670676, 5838345, 7006014, 7784460, 10509021, 11676690, 14012028, 17515035, 21018042, 23353380, 35030070, 42036084, 52545105, 70060140, 105090210, 210180420]

約数ペア:

[(1, 210180420), (2, 105090210), (3, 70060140), (4, 52545105), (5, 42036084), (6, 35030070), (9, 23353380), (10, 21018042), (12, 17515035), (15, 14012028), (18, 11676690), (20, 10509021), (27, 7784460), (30, 7006014), (36, 5838345), (45, 4670676), (54, 3892230), (59, 3562380), (60, 3503007), (81, 2594820), (90, 2335338), (108, 1946115), (118, 1781190), (135, 1556892), (162, 1297410), (177, 1187460), (180, 1167669), (236, 890595), (243, 864940), (270, 778446), (295, 712476), (324, 648705), (354, 593730), (405, 518964), (486, 432470), (531, 395820), (540, 389223), (590, 356238), (708, 296865), (733, 286740), (810, 259482), (885, 237492), (972, 216235), (1062, 197910), (1180, 178119), (1215, 172988), (1466, 143370), (1593, 131940), (1620, 129741), (1770, 118746), (2124, 98955), (2199, 95580), (2430, 86494), (2655, 79164), (2932, 71685), (3186, 65970), (3540, 59373), (3665, 57348), (4398, 47790), (4779, 43980), (4860, 43247), (5310, 39582), (6372, 32985), (6597, 31860), (7330, 28674), (7965, 26388), (8796, 23895), (9558, 21990), (10620, 19791), (10995, 19116), (13194, 15930), (14337, 14660)]