168268940

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{1291}}^1$

素因数の和:1340

約数の個数: 96

約数和(自身を含む): 434112000

約数和(自身を除く): 265843060

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 190, 196, 245, 266, 343, 380, 490, 532, 665, 686, 931, 980, 1291, 1330, 1372, 1715, 1862, 2582, 2660, 3430, 3724, 4655, 5164, 6455, 6517, 6860, 9037, 9310, 12910, 13034, 18074, 18620, 24529, 25820, 26068, 32585, 36148, 45185, 49058, 63259, 65170, 90370, 98116, 122645, 126518, 130340, 171703, 180740, 245290, 253036, 316295, 343406, 442813, 490580, 632590, 686812, 858515, 885626, 1201921, 1265180, 1717030, 1771252, 2214065, 2403842, 3434060, 4428130, 4807684, 6009605, 8413447, 8856260, 12019210, 16826894, 24038420, 33653788, 42067235, 84134470, 168268940]

約数ペア:

[(1, 168268940), (2, 84134470), (4, 42067235), (5, 33653788), (7, 24038420), (10, 16826894), (14, 12019210), (19, 8856260), (20, 8413447), (28, 6009605), (35, 4807684), (38, 4428130), (49, 3434060), (70, 2403842), (76, 2214065), (95, 1771252), (98, 1717030), (133, 1265180), (140, 1201921), (190, 885626), (196, 858515), (245, 686812), (266, 632590), (343, 490580), (380, 442813), (490, 343406), (532, 316295), (665, 253036), (686, 245290), (931, 180740), (980, 171703), (1291, 130340), (1330, 126518), (1372, 122645), (1715, 98116), (1862, 90370), (2582, 65170), (2660, 63259), (3430, 49058), (3724, 45185), (4655, 36148), (5164, 32585), (6455, 26068), (6517, 25820), (6860, 24529), (9037, 18620), (9310, 18074), (12910, 13034)]