18881760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:440

約数の個数: 96

約数和(自身を含む): 60117120

約数和(自身を除く): 41235360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 139, 160, 240, 278, 283, 417, 480, 556, 566, 695, 834, 849, 1112, 1132, 1390, 1415, 1668, 1698, 2085, 2224, 2264, 2780, 2830, 3336, 3396, 4170, 4245, 4448, 4528, 5560, 5660, 6672, 6792, 8340, 8490, 9056, 11120, 11320, 13344, 13584, 16680, 16980, 22240, 22640, 27168, 33360, 33960, 39337, 45280, 66720, 67920, 78674, 118011, 135840, 157348, 196685, 236022, 314696, 393370, 472044, 590055, 629392, 786740, 944088, 1180110, 1258784, 1573480, 1888176, 2360220, 3146960, 3776352, 4720440, 6293920, 9440880, 18881760]

約数ペア:

[(1, 18881760), (2, 9440880), (3, 6293920), (4, 4720440), (5, 3776352), (6, 3146960), (8, 2360220), (10, 1888176), (12, 1573480), (15, 1258784), (16, 1180110), (20, 944088), (24, 786740), (30, 629392), (32, 590055), (40, 472044), (48, 393370), (60, 314696), (80, 236022), (96, 196685), (120, 157348), (139, 135840), (160, 118011), (240, 78674), (278, 67920), (283, 66720), (417, 45280), (480, 39337), (556, 33960), (566, 33360), (695, 27168), (834, 22640), (849, 22240), (1112, 16980), (1132, 16680), (1390, 13584), (1415, 13344), (1668, 11320), (1698, 11120), (2085, 9056), (2224, 8490), (2264, 8340), (2780, 6792), (2830, 6672), (3336, 5660), (3396, 5560), (4170, 4528), (4245, 4448)]