6980220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:204

約数の個数: 144

約数和(自身を含む): 24155040

約数和(自身を除く): 17174820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 157, 171, 180, 190, 195, 228, 234, 247, 260, 285, 314, 342, 380, 390, 468, 471, 494, 570, 585, 628, 684, 741, 780, 785, 855, 942, 988, 1140, 1170, 1235, 1413, 1482, 1570, 1710, 1884, 2041, 2223, 2340, 2355, 2470, 2826, 2964, 2983, 3140, 3420, 3705, 4082, 4446, 4710, 4940, 5652, 5966, 6123, 7065, 7410, 8164, 8892, 8949, 9420, 10205, 11115, 11932, 12246, 14130, 14820, 14915, 17898, 18369, 20410, 22230, 24492, 26847, 28260, 29830, 30615, 35796, 36738, 38779, 40820, 44460, 44745, 53694, 59660, 61230, 73476, 77558, 89490, 91845, 107388, 116337, 122460, 134235, 155116, 178980, 183690, 193895, 232674, 268470, 349011, 367380, 387790, 465348, 536940, 581685, 698022, 775580, 1163370, 1396044, 1745055, 2326740, 3490110, 6980220]

約数ペア:

[(1, 6980220), (2, 3490110), (3, 2326740), (4, 1745055), (5, 1396044), (6, 1163370), (9, 775580), (10, 698022), (12, 581685), (13, 536940), (15, 465348), (18, 387790), (19, 367380), (20, 349011), (26, 268470), (30, 232674), (36, 193895), (38, 183690), (39, 178980), (45, 155116), (52, 134235), (57, 122460), (60, 116337), (65, 107388), (76, 91845), (78, 89490), (90, 77558), (95, 73476), (114, 61230), (117, 59660), (130, 53694), (156, 44745), (157, 44460), (171, 40820), (180, 38779), (190, 36738), (195, 35796), (228, 30615), (234, 29830), (247, 28260), (260, 26847), (285, 24492), (314, 22230), (342, 20410), (380, 18369), (390, 17898), (468, 14915), (471, 14820), (494, 14130), (570, 12246), (585, 11932), (628, 11115), (684, 10205), (741, 9420), (780, 8949), (785, 8892), (855, 8164), (942, 7410), (988, 7065), (1140, 6123), (1170, 5966), (1235, 5652), (1413, 4940), (1482, 4710), (1570, 4446), (1710, 4082), (1884, 3705), (2041, 3420), (2223, 3140), (2340, 2983), (2355, 2964), (2470, 2826)]