668800076

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{379}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 1470873600

約数和(自身を除く): 802073524

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 107, 124, 133, 214, 217, 266, 379, 428, 434, 532, 589, 749, 758, 868, 1178, 1498, 1516, 2033, 2356, 2653, 2996, 3317, 4066, 4123, 5306, 6634, 7201, 8132, 8246, 10612, 11749, 13268, 14231, 14402, 16492, 23219, 23498, 28462, 28804, 40553, 46438, 46996, 50407, 56924, 63023, 81106, 82243, 92876, 100814, 126046, 162212, 164486, 201628, 223231, 252092, 283871, 328972, 441161, 446462, 567742, 770507, 882322, 892924, 1135484, 1257143, 1541014, 1562617, 1764644, 2514286, 3082028, 3125234, 5028572, 5393549, 6250468, 8800001, 10787098, 17600002, 21574196, 23885717, 35200004, 47771434, 95542868, 167200019, 334400038, 668800076]

約数ペア:

[(1, 668800076), (2, 334400038), (4, 167200019), (7, 95542868), (14, 47771434), (19, 35200004), (28, 23885717), (31, 21574196), (38, 17600002), (62, 10787098), (76, 8800001), (107, 6250468), (124, 5393549), (133, 5028572), (214, 3125234), (217, 3082028), (266, 2514286), (379, 1764644), (428, 1562617), (434, 1541014), (532, 1257143), (589, 1135484), (749, 892924), (758, 882322), (868, 770507), (1178, 567742), (1498, 446462), (1516, 441161), (2033, 328972), (2356, 283871), (2653, 252092), (2996, 223231), (3317, 201628), (4066, 164486), (4123, 162212), (5306, 126046), (6634, 100814), (7201, 92876), (8132, 82243), (8246, 81106), (10612, 63023), (11749, 56924), (13268, 50407), (14231, 46996), (14402, 46438), (16492, 40553), (23219, 28804), (23498, 28462)]