66937640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:343

約数の個数: 128

約数和(自身を含む): 190494720

約数和(自身を除く): 123557080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 103, 110, 140, 154, 206, 211, 220, 280, 308, 385, 412, 422, 440, 515, 616, 721, 770, 824, 844, 1030, 1055, 1133, 1442, 1477, 1540, 1688, 2060, 2110, 2266, 2321, 2884, 2954, 3080, 3605, 4120, 4220, 4532, 4642, 5665, 5768, 5908, 7210, 7385, 7931, 8440, 9064, 9284, 11330, 11605, 11816, 14420, 14770, 15862, 16247, 18568, 21733, 22660, 23210, 28840, 29540, 31724, 32494, 39655, 43466, 45320, 46420, 59080, 63448, 64988, 79310, 81235, 86932, 92840, 108665, 129976, 152131, 158620, 162470, 173864, 217330, 239063, 304262, 317240, 324940, 434660, 478126, 608524, 649880, 760655, 869320, 956252, 1195315, 1217048, 1521310, 1673441, 1912504, 2390630, 3042620, 3346882, 4781260, 6085240, 6693764, 8367205, 9562520, 13387528, 16734410, 33468820, 66937640]

約数ペア:

[(1, 66937640), (2, 33468820), (4, 16734410), (5, 13387528), (7, 9562520), (8, 8367205), (10, 6693764), (11, 6085240), (14, 4781260), (20, 3346882), (22, 3042620), (28, 2390630), (35, 1912504), (40, 1673441), (44, 1521310), (55, 1217048), (56, 1195315), (70, 956252), (77, 869320), (88, 760655), (103, 649880), (110, 608524), (140, 478126), (154, 434660), (206, 324940), (211, 317240), (220, 304262), (280, 239063), (308, 217330), (385, 173864), (412, 162470), (422, 158620), (440, 152131), (515, 129976), (616, 108665), (721, 92840), (770, 86932), (824, 81235), (844, 79310), (1030, 64988), (1055, 63448), (1133, 59080), (1442, 46420), (1477, 45320), (1540, 43466), (1688, 39655), (2060, 32494), (2110, 31724), (2266, 29540), (2321, 28840), (2884, 23210), (2954, 22660), (3080, 21733), (3605, 18568), (4120, 16247), (4220, 15862), (4532, 14770), (4642, 14420), (5665, 11816), (5768, 11605), (5908, 11330), (7210, 9284), (7385, 9064), (7931, 8440)]