66765160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:491

約数の個数: 128

約数和(自身を含む): 191289600

約数和(自身を除く): 124524440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 53, 55, 56, 70, 77, 88, 106, 110, 140, 154, 212, 220, 265, 280, 308, 371, 385, 409, 424, 440, 530, 583, 616, 742, 770, 818, 1060, 1166, 1484, 1540, 1636, 1855, 2045, 2120, 2332, 2863, 2915, 2968, 3080, 3272, 3710, 4081, 4090, 4499, 4664, 5726, 5830, 7420, 8162, 8180, 8998, 11452, 11660, 14315, 14840, 16324, 16360, 17996, 20405, 21677, 22495, 22904, 23320, 28630, 31493, 32648, 35992, 40810, 43354, 44990, 57260, 62986, 81620, 86708, 89980, 108385, 114520, 125972, 151739, 157465, 163240, 173416, 179960, 216770, 238447, 251944, 303478, 314930, 433540, 476894, 606956, 629860, 758695, 867080, 953788, 1192235, 1213912, 1259720, 1517390, 1669129, 1907576, 2384470, 3034780, 3338258, 4768940, 6069560, 6676516, 8345645, 9537880, 13353032, 16691290, 33382580, 66765160]

約数ペア:

[(1, 66765160), (2, 33382580), (4, 16691290), (5, 13353032), (7, 9537880), (8, 8345645), (10, 6676516), (11, 6069560), (14, 4768940), (20, 3338258), (22, 3034780), (28, 2384470), (35, 1907576), (40, 1669129), (44, 1517390), (53, 1259720), (55, 1213912), (56, 1192235), (70, 953788), (77, 867080), (88, 758695), (106, 629860), (110, 606956), (140, 476894), (154, 433540), (212, 314930), (220, 303478), (265, 251944), (280, 238447), (308, 216770), (371, 179960), (385, 173416), (409, 163240), (424, 157465), (440, 151739), (530, 125972), (583, 114520), (616, 108385), (742, 89980), (770, 86708), (818, 81620), (1060, 62986), (1166, 57260), (1484, 44990), (1540, 43354), (1636, 40810), (1855, 35992), (2045, 32648), (2120, 31493), (2332, 28630), (2863, 23320), (2915, 22904), (2968, 22495), (3080, 21677), (3272, 20405), (3710, 17996), (4081, 16360), (4090, 16324), (4499, 14840), (4664, 14315), (5726, 11660), (5830, 11452), (7420, 8998), (8162, 8180)]