76451440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:171

約数の個数: 160

約数和(自身を含む): 208111680

約数和(自身を除く): 131660240

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 53, 65, 73, 76, 80, 95, 104, 106, 130, 146, 152, 190, 208, 212, 247, 260, 265, 292, 304, 365, 380, 424, 494, 520, 530, 584, 689, 730, 760, 848, 949, 988, 1007, 1040, 1060, 1168, 1235, 1378, 1387, 1460, 1520, 1898, 1976, 2014, 2120, 2470, 2756, 2774, 2920, 3445, 3796, 3869, 3952, 4028, 4240, 4745, 4940, 5035, 5512, 5548, 5840, 6890, 6935, 7592, 7738, 8056, 9490, 9880, 10070, 11024, 11096, 13091, 13780, 13870, 15184, 15476, 16112, 18031, 18980, 19345, 19760, 20140, 22192, 26182, 27560, 27740, 30952, 36062, 37960, 38690, 40280, 50297, 52364, 55120, 55480, 61904, 65455, 72124, 73511, 75920, 77380, 80560, 90155, 100594, 104728, 110960, 130910, 144248, 147022, 154760, 180310, 201188, 209456, 251485, 261820, 288496, 294044, 309520, 360620, 367555, 402376, 502970, 523640, 588088, 721240, 735110, 804752, 955643, 1005940, 1047280, 1176176, 1442480, 1470220, 1911286, 2011880, 2940440, 3822572, 4023760, 4778215, 5880880, 7645144, 9556430, 15290288, 19112860, 38225720, 76451440]

約数ペア:

[(1, 76451440), (2, 38225720), (4, 19112860), (5, 15290288), (8, 9556430), (10, 7645144), (13, 5880880), (16, 4778215), (19, 4023760), (20, 3822572), (26, 2940440), (38, 2011880), (40, 1911286), (52, 1470220), (53, 1442480), (65, 1176176), (73, 1047280), (76, 1005940), (80, 955643), (95, 804752), (104, 735110), (106, 721240), (130, 588088), (146, 523640), (152, 502970), (190, 402376), (208, 367555), (212, 360620), (247, 309520), (260, 294044), (265, 288496), (292, 261820), (304, 251485), (365, 209456), (380, 201188), (424, 180310), (494, 154760), (520, 147022), (530, 144248), (584, 130910), (689, 110960), (730, 104728), (760, 100594), (848, 90155), (949, 80560), (988, 77380), (1007, 75920), (1040, 73511), (1060, 72124), (1168, 65455), (1235, 61904), (1378, 55480), (1387, 55120), (1460, 52364), (1520, 50297), (1898, 40280), (1976, 38690), (2014, 37960), (2120, 36062), (2470, 30952), (2756, 27740), (2774, 27560), (2920, 26182), (3445, 22192), (3796, 20140), (3869, 19760), (3952, 19345), (4028, 18980), (4240, 18031), (4745, 16112), (4940, 15476), (5035, 15184), (5512, 13870), (5548, 13780), (5840, 13091), (6890, 11096), (6935, 11024), (7592, 10070), (7738, 9880), (8056, 9490)]