73368880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 199987200

約数和(自身を除く): 126618320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 47, 52, 65, 76, 79, 80, 94, 95, 104, 130, 152, 158, 188, 190, 208, 235, 247, 260, 304, 316, 376, 380, 395, 470, 494, 520, 611, 632, 752, 760, 790, 893, 940, 988, 1027, 1040, 1222, 1235, 1264, 1501, 1520, 1580, 1786, 1880, 1976, 2054, 2444, 2470, 3002, 3055, 3160, 3572, 3713, 3760, 3952, 4108, 4465, 4888, 4940, 5135, 6004, 6110, 6320, 7144, 7426, 7505, 8216, 8930, 9776, 9880, 10270, 11609, 12008, 12220, 14288, 14852, 15010, 16432, 17860, 18565, 19513, 19760, 20540, 23218, 24016, 24440, 29704, 30020, 35720, 37130, 39026, 41080, 46436, 48269, 48880, 58045, 59408, 60040, 70547, 71440, 74260, 78052, 82160, 92872, 96538, 97565, 116090, 120080, 141094, 148520, 156104, 185744, 193076, 195130, 232180, 241345, 282188, 297040, 312208, 352735, 386152, 390260, 464360, 482690, 564376, 705470, 772304, 780520, 917111, 928720, 965380, 1128752, 1410940, 1561040, 1834222, 1930760, 2821880, 3668444, 3861520, 4585555, 5643760, 7336888, 9171110, 14673776, 18342220, 36684440, 73368880]

約数ペア:

[(1, 73368880), (2, 36684440), (4, 18342220), (5, 14673776), (8, 9171110), (10, 7336888), (13, 5643760), (16, 4585555), (19, 3861520), (20, 3668444), (26, 2821880), (38, 1930760), (40, 1834222), (47, 1561040), (52, 1410940), (65, 1128752), (76, 965380), (79, 928720), (80, 917111), (94, 780520), (95, 772304), (104, 705470), (130, 564376), (152, 482690), (158, 464360), (188, 390260), (190, 386152), (208, 352735), (235, 312208), (247, 297040), (260, 282188), (304, 241345), (316, 232180), (376, 195130), (380, 193076), (395, 185744), (470, 156104), (494, 148520), (520, 141094), (611, 120080), (632, 116090), (752, 97565), (760, 96538), (790, 92872), (893, 82160), (940, 78052), (988, 74260), (1027, 71440), (1040, 70547), (1222, 60040), (1235, 59408), (1264, 58045), (1501, 48880), (1520, 48269), (1580, 46436), (1786, 41080), (1880, 39026), (1976, 37130), (2054, 35720), (2444, 30020), (2470, 29704), (3002, 24440), (3055, 24016), (3160, 23218), (3572, 20540), (3713, 19760), (3760, 19513), (3952, 18565), (4108, 17860), (4465, 16432), (4888, 15010), (4940, 14852), (5135, 14288), (6004, 12220), (6110, 12008), (6320, 11609), (7144, 10270), (7426, 9880), (7505, 9776), (8216, 8930)]