199146640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{2939}}^1$

素因数の和:2981

約数の個数: 120

約数和(自身を含む): 581837760

約数和(自身を除く): 382691120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 2939, 3080, 3388, 4235, 4840, 5878, 6160, 6776, 8470, 9680, 11756, 13552, 14695, 16940, 20573, 23512, 29390, 32329, 33880, 41146, 47024, 58780, 64658, 67760, 82292, 102865, 117560, 129316, 161645, 164584, 205730, 226303, 235120, 258632, 323290, 329168, 355619, 411460, 452606, 517264, 646580, 711238, 822920, 905212, 1131515, 1293160, 1422476, 1645840, 1778095, 1810424, 2263030, 2489333, 2586320, 2844952, 3556190, 3620848, 4526060, 4978666, 5689904, 7112380, 9052120, 9957332, 12446665, 14224760, 18104240, 19914664, 24893330, 28449520, 39829328, 49786660, 99573320, 199146640]

約数ペア:

[(1, 199146640), (2, 99573320), (4, 49786660), (5, 39829328), (7, 28449520), (8, 24893330), (10, 19914664), (11, 18104240), (14, 14224760), (16, 12446665), (20, 9957332), (22, 9052120), (28, 7112380), (35, 5689904), (40, 4978666), (44, 4526060), (55, 3620848), (56, 3556190), (70, 2844952), (77, 2586320), (80, 2489333), (88, 2263030), (110, 1810424), (112, 1778095), (121, 1645840), (140, 1422476), (154, 1293160), (176, 1131515), (220, 905212), (242, 822920), (280, 711238), (308, 646580), (385, 517264), (440, 452606), (484, 411460), (560, 355619), (605, 329168), (616, 323290), (770, 258632), (847, 235120), (880, 226303), (968, 205730), (1210, 164584), (1232, 161645), (1540, 129316), (1694, 117560), (1936, 102865), (2420, 82292), (2939, 67760), (3080, 64658), (3388, 58780), (4235, 47024), (4840, 41146), (5878, 33880), (6160, 32329), (6776, 29390), (8470, 23512), (9680, 20573), (11756, 16940), (13552, 14695)]