65795940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:762

約数の個数: 144

約数和(自身を含む): 231329280

約数和(自身を除く): 165533340

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 661, 711, 790, 948, 1106, 1185, 1260, 1322, 1422, 1580, 1659, 1983, 2212, 2370, 2644, 2765, 2844, 3305, 3318, 3555, 3966, 4627, 4740, 4977, 5530, 5949, 6610, 6636, 7110, 7932, 8295, 9254, 9915, 9954, 11060, 11898, 13220, 13881, 14220, 16590, 18508, 19830, 19908, 23135, 23796, 24885, 27762, 29745, 33180, 39660, 41643, 46270, 49770, 52219, 55524, 59490, 69405, 83286, 92540, 99540, 104438, 118980, 138810, 156657, 166572, 208215, 208876, 261095, 277620, 313314, 365533, 416430, 469971, 522190, 626628, 731066, 783285, 832860, 939942, 1044380, 1096599, 1462132, 1566570, 1827665, 1879884, 2193198, 2349855, 3133140, 3289797, 3655330, 4386396, 4699710, 5482995, 6579594, 7310660, 9399420, 10965990, 13159188, 16448985, 21931980, 32897970, 65795940]

約数ペア:

[(1, 65795940), (2, 32897970), (3, 21931980), (4, 16448985), (5, 13159188), (6, 10965990), (7, 9399420), (9, 7310660), (10, 6579594), (12, 5482995), (14, 4699710), (15, 4386396), (18, 3655330), (20, 3289797), (21, 3133140), (28, 2349855), (30, 2193198), (35, 1879884), (36, 1827665), (42, 1566570), (45, 1462132), (60, 1096599), (63, 1044380), (70, 939942), (79, 832860), (84, 783285), (90, 731066), (105, 626628), (126, 522190), (140, 469971), (158, 416430), (180, 365533), (210, 313314), (237, 277620), (252, 261095), (315, 208876), (316, 208215), (395, 166572), (420, 156657), (474, 138810), (553, 118980), (630, 104438), (661, 99540), (711, 92540), (790, 83286), (948, 69405), (1106, 59490), (1185, 55524), (1260, 52219), (1322, 49770), (1422, 46270), (1580, 41643), (1659, 39660), (1983, 33180), (2212, 29745), (2370, 27762), (2644, 24885), (2765, 23796), (2844, 23135), (3305, 19908), (3318, 19830), (3555, 18508), (3966, 16590), (4627, 14220), (4740, 13881), (4977, 13220), (5530, 11898), (5949, 11060), (6610, 9954), (6636, 9915), (7110, 9254), (7932, 8295)]