16780610

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:112

約数の個数: 128

約数和(自身を含む): 42024960

約数和(自身を除く): 25244350

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 31, 35, 37, 38, 55, 62, 70, 74, 77, 95, 110, 133, 154, 155, 185, 190, 209, 217, 259, 266, 310, 341, 370, 385, 407, 418, 434, 518, 589, 665, 682, 703, 770, 814, 1045, 1085, 1147, 1178, 1295, 1330, 1406, 1463, 1705, 2035, 2090, 2170, 2294, 2387, 2590, 2849, 2926, 2945, 3410, 3515, 4070, 4123, 4774, 4921, 5698, 5735, 5890, 6479, 7030, 7315, 7733, 8029, 8246, 9842, 11470, 11935, 12617, 12958, 14245, 14630, 15466, 16058, 20615, 21793, 23870, 24605, 25234, 28490, 32395, 38665, 40145, 41230, 43586, 45353, 49210, 54131, 63085, 64790, 77330, 80290, 88319, 90706, 108262, 108965, 126170, 152551, 176638, 217930, 226765, 239723, 270655, 305102, 441595, 453530, 479446, 541310, 762755, 883190, 1198615, 1525510, 1678061, 2397230, 3356122, 8390305, 16780610]

約数ペア:

[(1, 16780610), (2, 8390305), (5, 3356122), (7, 2397230), (10, 1678061), (11, 1525510), (14, 1198615), (19, 883190), (22, 762755), (31, 541310), (35, 479446), (37, 453530), (38, 441595), (55, 305102), (62, 270655), (70, 239723), (74, 226765), (77, 217930), (95, 176638), (110, 152551), (133, 126170), (154, 108965), (155, 108262), (185, 90706), (190, 88319), (209, 80290), (217, 77330), (259, 64790), (266, 63085), (310, 54131), (341, 49210), (370, 45353), (385, 43586), (407, 41230), (418, 40145), (434, 38665), (518, 32395), (589, 28490), (665, 25234), (682, 24605), (703, 23870), (770, 21793), (814, 20615), (1045, 16058), (1085, 15466), (1147, 14630), (1178, 14245), (1295, 12958), (1330, 12617), (1406, 11935), (1463, 11470), (1705, 9842), (2035, 8246), (2090, 8029), (2170, 7733), (2294, 7315), (2387, 7030), (2590, 6479), (2849, 5890), (2926, 5735), (2945, 5698), (3410, 4921), (3515, 4774), (4070, 4123)]