30757920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:618

約数の個数: 96

約数和(自身を含む): 97796160

約数和(自身を除く): 67038240

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, 417, 461, 480, 556, 695, 834, 922, 1112, 1383, 1390, 1668, 1844, 2085, 2224, 2305, 2766, 2780, 3336, 3688, 4170, 4448, 4610, 5532, 5560, 6672, 6915, 7376, 8340, 9220, 11064, 11120, 13344, 13830, 14752, 16680, 18440, 22128, 22240, 27660, 33360, 36880, 44256, 55320, 64079, 66720, 73760, 110640, 128158, 192237, 221280, 256316, 320395, 384474, 512632, 640790, 768948, 961185, 1025264, 1281580, 1537896, 1922370, 2050528, 2563160, 3075792, 3844740, 5126320, 6151584, 7689480, 10252640, 15378960, 30757920]

約数ペア:

[(1, 30757920), (2, 15378960), (3, 10252640), (4, 7689480), (5, 6151584), (6, 5126320), (8, 3844740), (10, 3075792), (12, 2563160), (15, 2050528), (16, 1922370), (20, 1537896), (24, 1281580), (30, 1025264), (32, 961185), (40, 768948), (48, 640790), (60, 512632), (80, 384474), (96, 320395), (120, 256316), (139, 221280), (160, 192237), (240, 128158), (278, 110640), (417, 73760), (461, 66720), (480, 64079), (556, 55320), (695, 44256), (834, 36880), (922, 33360), (1112, 27660), (1383, 22240), (1390, 22128), (1668, 18440), (1844, 16680), (2085, 14752), (2224, 13830), (2305, 13344), (2766, 11120), (2780, 11064), (3336, 9220), (3688, 8340), (4170, 7376), (4448, 6915), (4610, 6672), (5532, 5560)]