64742970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:184

約数の個数: 128

約数和(自身を含む): 174928896

約数和(自身を除く): 110185926

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 37, 47, 51, 73, 74, 85, 94, 102, 111, 141, 146, 170, 185, 219, 222, 235, 255, 282, 365, 370, 438, 470, 510, 555, 629, 705, 730, 799, 1095, 1110, 1241, 1258, 1410, 1598, 1739, 1887, 2190, 2397, 2482, 2701, 3145, 3431, 3478, 3723, 3774, 3995, 4794, 5217, 5402, 6205, 6290, 6862, 7446, 7990, 8103, 8695, 9435, 10293, 10434, 11985, 12410, 13505, 16206, 17155, 17390, 18615, 18870, 20586, 23970, 26085, 27010, 29563, 34310, 37230, 40515, 45917, 51465, 52170, 58327, 59126, 81030, 88689, 91834, 102930, 116654, 126947, 137751, 147815, 174981, 177378, 229585, 253894, 275502, 291635, 295630, 349962, 380841, 443445, 459170, 583270, 634735, 688755, 761682, 874905, 886890, 1269470, 1377510, 1749810, 1904205, 2158099, 3808410, 4316198, 6474297, 10790495, 12948594, 21580990, 32371485, 64742970]

約数ペア:

[(1, 64742970), (2, 32371485), (3, 21580990), (5, 12948594), (6, 10790495), (10, 6474297), (15, 4316198), (17, 3808410), (30, 2158099), (34, 1904205), (37, 1749810), (47, 1377510), (51, 1269470), (73, 886890), (74, 874905), (85, 761682), (94, 688755), (102, 634735), (111, 583270), (141, 459170), (146, 443445), (170, 380841), (185, 349962), (219, 295630), (222, 291635), (235, 275502), (255, 253894), (282, 229585), (365, 177378), (370, 174981), (438, 147815), (470, 137751), (510, 126947), (555, 116654), (629, 102930), (705, 91834), (730, 88689), (799, 81030), (1095, 59126), (1110, 58327), (1241, 52170), (1258, 51465), (1410, 45917), (1598, 40515), (1739, 37230), (1887, 34310), (2190, 29563), (2397, 27010), (2482, 26085), (2701, 23970), (3145, 20586), (3431, 18870), (3478, 18615), (3723, 17390), (3774, 17155), (3995, 16206), (4794, 13505), (5217, 12410), (5402, 11985), (6205, 10434), (6290, 10293), (6862, 9435), (7446, 8695), (7990, 8103)]