578643100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 1526291200

約数和(自身を除く): 947648100

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 139, 140, 175, 190, 266, 278, 313, 350, 380, 475, 532, 556, 626, 665, 695, 700, 950, 973, 1252, 1330, 1390, 1565, 1900, 1946, 2191, 2641, 2660, 2780, 3130, 3325, 3475, 3892, 4382, 4865, 5282, 5947, 6260, 6650, 6950, 7825, 8764, 9730, 10564, 10955, 11894, 13205, 13300, 13900, 15650, 18487, 19460, 21910, 23788, 24325, 26410, 29735, 31300, 36974, 41629, 43507, 43820, 48650, 52820, 54775, 59470, 66025, 73948, 83258, 87014, 92435, 97300, 109550, 118940, 132050, 148675, 166516, 174028, 184870, 208145, 217535, 219100, 264100, 297350, 304549, 369740, 416290, 435070, 462175, 594700, 609098, 826633, 832580, 870140, 924350, 1040725, 1087675, 1218196, 1522745, 1653266, 1848700, 2081450, 2175350, 3045490, 3306532, 4133165, 4162900, 4350700, 5786431, 6090980, 7613725, 8266330, 11572862, 15227450, 16532660, 20665825, 23145724, 28932155, 30454900, 41331650, 57864310, 82663300, 115728620, 144660775, 289321550, 578643100]

約数ペア:

[(1, 578643100), (2, 289321550), (4, 144660775), (5, 115728620), (7, 82663300), (10, 57864310), (14, 41331650), (19, 30454900), (20, 28932155), (25, 23145724), (28, 20665825), (35, 16532660), (38, 15227450), (50, 11572862), (70, 8266330), (76, 7613725), (95, 6090980), (100, 5786431), (133, 4350700), (139, 4162900), (140, 4133165), (175, 3306532), (190, 3045490), (266, 2175350), (278, 2081450), (313, 1848700), (350, 1653266), (380, 1522745), (475, 1218196), (532, 1087675), (556, 1040725), (626, 924350), (665, 870140), (695, 832580), (700, 826633), (950, 609098), (973, 594700), (1252, 462175), (1330, 435070), (1390, 416290), (1565, 369740), (1900, 304549), (1946, 297350), (2191, 264100), (2641, 219100), (2660, 217535), (2780, 208145), (3130, 184870), (3325, 174028), (3475, 166516), (3892, 148675), (4382, 132050), (4865, 118940), (5282, 109550), (5947, 97300), (6260, 92435), (6650, 87014), (6950, 83258), (7825, 73948), (8764, 66025), (9730, 59470), (10564, 54775), (10955, 52820), (11894, 48650), (13205, 43820), (13300, 43507), (13900, 41629), (15650, 36974), (18487, 31300), (19460, 29735), (21910, 26410), (23788, 24325)]