268486400

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{461}}^1$

素因数の和:507

約数の個数: 216

約数和(自身を含む): 819676704

約数和(自身を除く): 551190304

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 25, 26, 28, 32, 35, 40, 50, 52, 56, 64, 65, 70, 80, 91, 100, 104, 112, 128, 130, 140, 160, 175, 182, 200, 208, 224, 256, 260, 280, 320, 325, 350, 364, 400, 416, 448, 455, 461, 520, 560, 640, 650, 700, 728, 800, 832, 896, 910, 922, 1040, 1120, 1280, 1300, 1400, 1456, 1600, 1664, 1792, 1820, 1844, 2080, 2240, 2275, 2305, 2600, 2800, 2912, 3200, 3227, 3328, 3640, 3688, 4160, 4480, 4550, 4610, 5200, 5600, 5824, 5993, 6400, 6454, 7280, 7376, 8320, 8960, 9100, 9220, 10400, 11200, 11525, 11648, 11986, 12908, 14560, 14752, 16135, 16640, 18200, 18440, 20800, 22400, 23050, 23296, 23972, 25816, 29120, 29504, 29965, 32270, 36400, 36880, 41600, 41951, 44800, 46100, 47944, 51632, 58240, 59008, 59930, 64540, 72800, 73760, 80675, 83200, 83902, 92200, 95888, 103264, 116480, 118016, 119860, 129080, 145600, 147520, 149825, 161350, 167804, 184400, 191776, 206528, 209755, 239720, 258160, 291200, 295040, 299650, 322700, 335608, 368800, 383552, 413056, 419510, 479440, 516320, 582400, 590080, 599300, 645400, 671216, 737600, 767104, 826112, 839020, 958880, 1032640, 1048775, 1198600, 1290800, 1342432, 1475200, 1534208, 1678040, 1917760, 2065280, 2097550, 2397200, 2581600, 2684864, 2950400, 3356080, 3835520, 4130560, 4195100, 4794400, 5163200, 5369728, 6712160, 7671040, 8390200, 9588800, 10326400, 10739456, 13424320, 16780400, 19177600, 20652800, 26848640, 33560800, 38355200, 53697280, 67121600, 134243200, 268486400]

約数ペア:

[(1, 268486400), (2, 134243200), (4, 67121600), (5, 53697280), (7, 38355200), (8, 33560800), (10, 26848640), (13, 20652800), (14, 19177600), (16, 16780400), (20, 13424320), (25, 10739456), (26, 10326400), (28, 9588800), (32, 8390200), (35, 7671040), (40, 6712160), (50, 5369728), (52, 5163200), (56, 4794400), (64, 4195100), (65, 4130560), (70, 3835520), (80, 3356080), (91, 2950400), (100, 2684864), (104, 2581600), (112, 2397200), (128, 2097550), (130, 2065280), (140, 1917760), (160, 1678040), (175, 1534208), (182, 1475200), (200, 1342432), (208, 1290800), (224, 1198600), (256, 1048775), (260, 1032640), (280, 958880), (320, 839020), (325, 826112), (350, 767104), (364, 737600), (400, 671216), (416, 645400), (448, 599300), (455, 590080), (461, 582400), (520, 516320), (560, 479440), (640, 419510), (650, 413056), (700, 383552), (728, 368800), (800, 335608), (832, 322700), (896, 299650), (910, 295040), (922, 291200), (1040, 258160), (1120, 239720), (1280, 209755), (1300, 206528), (1400, 191776), (1456, 184400), (1600, 167804), (1664, 161350), (1792, 149825), (1820, 147520), (1844, 145600), (2080, 129080), (2240, 119860), (2275, 118016), (2305, 116480), (2600, 103264), (2800, 95888), (2912, 92200), (3200, 83902), (3227, 83200), (3328, 80675), (3640, 73760), (3688, 72800), (4160, 64540), (4480, 59930), (4550, 59008), (4610, 58240), (5200, 51632), (5600, 47944), (5824, 46100), (5993, 44800), (6400, 41951), (6454, 41600), (7280, 36880), (7376, 36400), (8320, 32270), (8960, 29965), (9100, 29504), (9220, 29120), (10400, 25816), (11200, 23972), (11525, 23296), (11648, 23050), (11986, 22400), (12908, 20800), (14560, 18440), (14752, 18200), (16135, 16640)]