146678360

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 128

約数和(自身を含む): 367718400

約数和(自身を除く): 221040040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 37, 40, 46, 62, 74, 92, 115, 124, 139, 148, 155, 184, 185, 230, 248, 278, 296, 310, 370, 460, 556, 620, 695, 713, 740, 851, 920, 1112, 1147, 1240, 1390, 1426, 1480, 1702, 2294, 2780, 2852, 3197, 3404, 3565, 4255, 4309, 4588, 5143, 5560, 5704, 5735, 6394, 6808, 7130, 8510, 8618, 9176, 10286, 11470, 12788, 14260, 15985, 17020, 17236, 20572, 21545, 22940, 25576, 25715, 26381, 28520, 31970, 34040, 34472, 41144, 43090, 45880, 51430, 52762, 63940, 86180, 99107, 102860, 105524, 118289, 127880, 131905, 159433, 172360, 198214, 205720, 211048, 236578, 263810, 318866, 396428, 473156, 495535, 527620, 591445, 637732, 792856, 797165, 946312, 991070, 1055240, 1182890, 1275464, 1594330, 1982140, 2365780, 3188660, 3666959, 3964280, 4731560, 6377320, 7333918, 14667836, 18334795, 29335672, 36669590, 73339180, 146678360]

約数ペア:

[(1, 146678360), (2, 73339180), (4, 36669590), (5, 29335672), (8, 18334795), (10, 14667836), (20, 7333918), (23, 6377320), (31, 4731560), (37, 3964280), (40, 3666959), (46, 3188660), (62, 2365780), (74, 1982140), (92, 1594330), (115, 1275464), (124, 1182890), (139, 1055240), (148, 991070), (155, 946312), (184, 797165), (185, 792856), (230, 637732), (248, 591445), (278, 527620), (296, 495535), (310, 473156), (370, 396428), (460, 318866), (556, 263810), (620, 236578), (695, 211048), (713, 205720), (740, 198214), (851, 172360), (920, 159433), (1112, 131905), (1147, 127880), (1240, 118289), (1390, 105524), (1426, 102860), (1480, 99107), (1702, 86180), (2294, 63940), (2780, 52762), (2852, 51430), (3197, 45880), (3404, 43090), (3565, 41144), (4255, 34472), (4309, 34040), (4588, 31970), (5143, 28520), (5560, 26381), (5704, 25715), (5735, 25576), (6394, 22940), (6808, 21545), (7130, 20572), (8510, 17236), (8618, 17020), (9176, 15985), (10286, 14260), (11470, 12788)]