319214440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{797}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 827366400

約数和(自身を除く): 508151960

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 31, 34, 38, 40, 62, 68, 76, 85, 95, 124, 136, 152, 155, 170, 190, 248, 310, 323, 340, 380, 527, 589, 620, 646, 680, 760, 797, 1054, 1178, 1240, 1292, 1594, 1615, 2108, 2356, 2584, 2635, 2945, 3188, 3230, 3985, 4216, 4712, 5270, 5890, 6376, 6460, 7970, 10013, 10540, 11780, 12920, 13549, 15143, 15940, 20026, 21080, 23560, 24707, 27098, 30286, 31880, 40052, 49414, 50065, 54196, 60572, 67745, 75715, 80104, 98828, 100130, 108392, 121144, 123535, 135490, 151430, 197656, 200260, 247070, 257431, 270980, 302860, 400520, 420019, 469433, 494140, 514862, 541960, 605720, 840038, 938866, 988280, 1029724, 1287155, 1680076, 1877732, 2059448, 2100095, 2347165, 2574310, 3360152, 3755464, 4200190, 4694330, 5148620, 7980361, 8400380, 9388660, 10297240, 15960722, 16800760, 18777320, 31921444, 39901805, 63842888, 79803610, 159607220, 319214440]

約数ペア:

[(1, 319214440), (2, 159607220), (4, 79803610), (5, 63842888), (8, 39901805), (10, 31921444), (17, 18777320), (19, 16800760), (20, 15960722), (31, 10297240), (34, 9388660), (38, 8400380), (40, 7980361), (62, 5148620), (68, 4694330), (76, 4200190), (85, 3755464), (95, 3360152), (124, 2574310), (136, 2347165), (152, 2100095), (155, 2059448), (170, 1877732), (190, 1680076), (248, 1287155), (310, 1029724), (323, 988280), (340, 938866), (380, 840038), (527, 605720), (589, 541960), (620, 514862), (646, 494140), (680, 469433), (760, 420019), (797, 400520), (1054, 302860), (1178, 270980), (1240, 257431), (1292, 247070), (1594, 200260), (1615, 197656), (2108, 151430), (2356, 135490), (2584, 123535), (2635, 121144), (2945, 108392), (3188, 100130), (3230, 98828), (3985, 80104), (4216, 75715), (4712, 67745), (5270, 60572), (5890, 54196), (6376, 50065), (6460, 49414), (7970, 40052), (10013, 31880), (10540, 30286), (11780, 27098), (12920, 24707), (13549, 23560), (15143, 21080), (15940, 20026)]