128661540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{701}}^1$

素因数の和:762

約数の個数: 192

約数和(自身を含む): 452874240

約数和(自身を除く): 324212700

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 23, 28, 30, 35, 38, 42, 46, 57, 60, 69, 70, 76, 84, 92, 95, 105, 114, 115, 133, 138, 140, 161, 190, 210, 228, 230, 266, 276, 285, 322, 345, 380, 399, 420, 437, 460, 483, 532, 570, 644, 665, 690, 701, 798, 805, 874, 966, 1140, 1311, 1330, 1380, 1402, 1596, 1610, 1748, 1932, 1995, 2103, 2185, 2415, 2622, 2660, 2804, 3059, 3220, 3505, 3990, 4206, 4370, 4830, 4907, 5244, 6118, 6555, 7010, 7980, 8412, 8740, 9177, 9660, 9814, 10515, 12236, 13110, 13319, 14020, 14721, 15295, 16123, 18354, 19628, 21030, 24535, 26220, 26638, 29442, 30590, 32246, 36708, 39957, 42060, 45885, 48369, 49070, 53276, 58884, 61180, 64492, 66595, 73605, 79914, 80615, 91770, 93233, 96738, 98140, 112861, 133190, 147210, 159828, 161230, 183540, 186466, 193476, 199785, 225722, 241845, 266380, 279699, 294420, 306337, 322460, 338583, 372932, 399570, 451444, 466165, 483690, 559398, 564305, 612674, 677166, 799140, 919011, 932330, 967380, 1118796, 1128610, 1225348, 1354332, 1398495, 1531685, 1692915, 1838022, 1864660, 2144359, 2257220, 2796990, 3063370, 3385830, 3676044, 4288718, 4595055, 5593980, 6126740, 6433077, 6771660, 8577436, 9190110, 10721795, 12866154, 18380220, 21443590, 25732308, 32165385, 42887180, 64330770, 128661540]

約数ペア:

[(1, 128661540), (2, 64330770), (3, 42887180), (4, 32165385), (5, 25732308), (6, 21443590), (7, 18380220), (10, 12866154), (12, 10721795), (14, 9190110), (15, 8577436), (19, 6771660), (20, 6433077), (21, 6126740), (23, 5593980), (28, 4595055), (30, 4288718), (35, 3676044), (38, 3385830), (42, 3063370), (46, 2796990), (57, 2257220), (60, 2144359), (69, 1864660), (70, 1838022), (76, 1692915), (84, 1531685), (92, 1398495), (95, 1354332), (105, 1225348), (114, 1128610), (115, 1118796), (133, 967380), (138, 932330), (140, 919011), (161, 799140), (190, 677166), (210, 612674), (228, 564305), (230, 559398), (266, 483690), (276, 466165), (285, 451444), (322, 399570), (345, 372932), (380, 338583), (399, 322460), (420, 306337), (437, 294420), (460, 279699), (483, 266380), (532, 241845), (570, 225722), (644, 199785), (665, 193476), (690, 186466), (701, 183540), (798, 161230), (805, 159828), (874, 147210), (966, 133190), (1140, 112861), (1311, 98140), (1330, 96738), (1380, 93233), (1402, 91770), (1596, 80615), (1610, 79914), (1748, 73605), (1932, 66595), (1995, 64492), (2103, 61180), (2185, 58884), (2415, 53276), (2622, 49070), (2660, 48369), (2804, 45885), (3059, 42060), (3220, 39957), (3505, 36708), (3990, 32246), (4206, 30590), (4370, 29442), (4830, 26638), (4907, 26220), (5244, 24535), (6118, 21030), (6555, 19628), (7010, 18354), (7980, 16123), (8412, 15295), (8740, 14721), (9177, 14020), (9660, 13319), (9814, 13110), (10515, 12236)]