68491920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{691}}^1$

素因数の和:773

約数の個数: 160

約数和(自身を含む): 247127040

約数和(自身を除く): 178635120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 59, 60, 70, 80, 84, 105, 112, 118, 120, 140, 168, 177, 210, 236, 240, 280, 295, 336, 354, 413, 420, 472, 560, 590, 691, 708, 826, 840, 885, 944, 1180, 1239, 1382, 1416, 1652, 1680, 1770, 2065, 2073, 2360, 2478, 2764, 2832, 3304, 3455, 3540, 4130, 4146, 4720, 4837, 4956, 5528, 6195, 6608, 6910, 7080, 8260, 8292, 9674, 9912, 10365, 11056, 12390, 13820, 14160, 14511, 16520, 16584, 19348, 19824, 20730, 24185, 24780, 27640, 29022, 33040, 33168, 38696, 40769, 41460, 48370, 49560, 55280, 58044, 72555, 77392, 81538, 82920, 96740, 99120, 116088, 122307, 145110, 163076, 165840, 193480, 203845, 232176, 244614, 285383, 290220, 326152, 386960, 407690, 489228, 570766, 580440, 611535, 652304, 815380, 856149, 978456, 1141532, 1160880, 1223070, 1426915, 1630760, 1712298, 1956912, 2283064, 2446140, 2853830, 3261520, 3424596, 4280745, 4566128, 4892280, 5707660, 6849192, 8561490, 9784560, 11415320, 13698384, 17122980, 22830640, 34245960, 68491920]

約数ペア:

[(1, 68491920), (2, 34245960), (3, 22830640), (4, 17122980), (5, 13698384), (6, 11415320), (7, 9784560), (8, 8561490), (10, 6849192), (12, 5707660), (14, 4892280), (15, 4566128), (16, 4280745), (20, 3424596), (21, 3261520), (24, 2853830), (28, 2446140), (30, 2283064), (35, 1956912), (40, 1712298), (42, 1630760), (48, 1426915), (56, 1223070), (59, 1160880), (60, 1141532), (70, 978456), (80, 856149), (84, 815380), (105, 652304), (112, 611535), (118, 580440), (120, 570766), (140, 489228), (168, 407690), (177, 386960), (210, 326152), (236, 290220), (240, 285383), (280, 244614), (295, 232176), (336, 203845), (354, 193480), (413, 165840), (420, 163076), (472, 145110), (560, 122307), (590, 116088), (691, 99120), (708, 96740), (826, 82920), (840, 81538), (885, 77392), (944, 72555), (1180, 58044), (1239, 55280), (1382, 49560), (1416, 48370), (1652, 41460), (1680, 40769), (1770, 38696), (2065, 33168), (2073, 33040), (2360, 29022), (2478, 27640), (2764, 24780), (2832, 24185), (3304, 20730), (3455, 19824), (3540, 19348), (4130, 16584), (4146, 16520), (4720, 14511), (4837, 14160), (4956, 13820), (5528, 12390), (6195, 11056), (6608, 10365), (6910, 9912), (7080, 9674), (8260, 8292)]