1261004880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:541

約数の個数: 160

約数和(自身を含む): 3977424000

約数和(自身を除く): 2716419120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 149, 179, 197, 240, 298, 358, 394, 447, 537, 591, 596, 716, 745, 788, 894, 895, 985, 1074, 1182, 1192, 1432, 1490, 1576, 1788, 1790, 1970, 2148, 2235, 2364, 2384, 2685, 2864, 2955, 2980, 3152, 3576, 3580, 3940, 4296, 4470, 4728, 5370, 5910, 5960, 7152, 7160, 7880, 8592, 8940, 9456, 10740, 11820, 11920, 14320, 15760, 17880, 21480, 23640, 26671, 29353, 35263, 35760, 42960, 47280, 53342, 58706, 70526, 80013, 88059, 105789, 106684, 117412, 133355, 141052, 146765, 160026, 176118, 176315, 211578, 213368, 234824, 266710, 282104, 293530, 320052, 352236, 352630, 400065, 423156, 426736, 440295, 469648, 528945, 533420, 564208, 587060, 640104, 704472, 705260, 800130, 846312, 880590, 1057890, 1066840, 1174120, 1280208, 1408944, 1410520, 1600260, 1692624, 1761180, 2115780, 2133680, 2348240, 2821040, 3200520, 3522360, 4231560, 5254187, 6401040, 7044720, 8463120, 10508374, 15762561, 21016748, 26270935, 31525122, 42033496, 52541870, 63050244, 78812805, 84066992, 105083740, 126100488, 157625610, 210167480, 252200976, 315251220, 420334960, 630502440, 1261004880]

約数ペア:

[(1, 1261004880), (2, 630502440), (3, 420334960), (4, 315251220), (5, 252200976), (6, 210167480), (8, 157625610), (10, 126100488), (12, 105083740), (15, 84066992), (16, 78812805), (20, 63050244), (24, 52541870), (30, 42033496), (40, 31525122), (48, 26270935), (60, 21016748), (80, 15762561), (120, 10508374), (149, 8463120), (179, 7044720), (197, 6401040), (240, 5254187), (298, 4231560), (358, 3522360), (394, 3200520), (447, 2821040), (537, 2348240), (591, 2133680), (596, 2115780), (716, 1761180), (745, 1692624), (788, 1600260), (894, 1410520), (895, 1408944), (985, 1280208), (1074, 1174120), (1182, 1066840), (1192, 1057890), (1432, 880590), (1490, 846312), (1576, 800130), (1788, 705260), (1790, 704472), (1970, 640104), (2148, 587060), (2235, 564208), (2364, 533420), (2384, 528945), (2685, 469648), (2864, 440295), (2955, 426736), (2980, 423156), (3152, 400065), (3576, 352630), (3580, 352236), (3940, 320052), (4296, 293530), (4470, 282104), (4728, 266710), (5370, 234824), (5910, 213368), (5960, 211578), (7152, 176315), (7160, 176118), (7880, 160026), (8592, 146765), (8940, 141052), (9456, 133355), (10740, 117412), (11820, 106684), (11920, 105789), (14320, 88059), (15760, 80013), (17880, 70526), (21480, 58706), (23640, 53342), (26671, 47280), (29353, 42960), (35263, 35760)]