331566720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 1138320000

約数和(自身を除く): 806753280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 61, 64, 76, 80, 95, 96, 114, 120, 122, 128, 149, 152, 160, 183, 190, 192, 228, 240, 244, 285, 298, 304, 305, 320, 366, 380, 384, 447, 456, 480, 488, 570, 596, 608, 610, 640, 732, 745, 760, 894, 912, 915, 960, 976, 1140, 1159, 1192, 1216, 1220, 1464, 1490, 1520, 1788, 1824, 1830, 1920, 1952, 2235, 2280, 2318, 2384, 2432, 2440, 2831, 2928, 2980, 3040, 3477, 3576, 3648, 3660, 3904, 4470, 4560, 4636, 4768, 4880, 5662, 5795, 5856, 5960, 6080, 6954, 7152, 7296, 7320, 7808, 8493, 8940, 9089, 9120, 9272, 9536, 9760, 11324, 11590, 11712, 11920, 12160, 13908, 14155, 14304, 14640, 16986, 17385, 17880, 18178, 18240, 18544, 19072, 19520, 22648, 23180, 23424, 23840, 27267, 27816, 28310, 28608, 29280, 33972, 34770, 35760, 36356, 36480, 37088, 39040, 42465, 45296, 45445, 46360, 47680, 54534, 55632, 56620, 57216, 58560, 67944, 69540, 71520, 72712, 74176, 84930, 90592, 90890, 92720, 95360, 109068, 111264, 113240, 117120, 135888, 136335, 139080, 143040, 145424, 148352, 169860, 172691, 181184, 181780, 185440, 218136, 222528, 226480, 271776, 272670, 278160, 286080, 290848, 339720, 345382, 362368, 363560, 370880, 436272, 445056, 452960, 518073, 543552, 545340, 556320, 581696, 679440, 690764, 727120, 741760, 863455, 872544, 905920, 1036146, 1087104, 1090680, 1112640, 1163392, 1358880, 1381528, 1454240, 1726910, 1745088, 1811840, 2072292, 2181360, 2225280, 2590365, 2717760, 2763056, 2908480, 3453820, 3490176, 4144584, 4362720, 5180730, 5435520, 5526112, 5816960, 6907640, 8289168, 8725440, 10361460, 11052224, 13815280, 16578336, 17450880, 20722920, 22104448, 27630560, 33156672, 41445840, 55261120, 66313344, 82891680, 110522240, 165783360, 331566720]

約数ペア:

[(1, 331566720), (2, 165783360), (3, 110522240), (4, 82891680), (5, 66313344), (6, 55261120), (8, 41445840), (10, 33156672), (12, 27630560), (15, 22104448), (16, 20722920), (19, 17450880), (20, 16578336), (24, 13815280), (30, 11052224), (32, 10361460), (38, 8725440), (40, 8289168), (48, 6907640), (57, 5816960), (60, 5526112), (61, 5435520), (64, 5180730), (76, 4362720), (80, 4144584), (95, 3490176), (96, 3453820), (114, 2908480), (120, 2763056), (122, 2717760), (128, 2590365), (149, 2225280), (152, 2181360), (160, 2072292), (183, 1811840), (190, 1745088), (192, 1726910), (228, 1454240), (240, 1381528), (244, 1358880), (285, 1163392), (298, 1112640), (304, 1090680), (305, 1087104), (320, 1036146), (366, 905920), (380, 872544), (384, 863455), (447, 741760), (456, 727120), (480, 690764), (488, 679440), (570, 581696), (596, 556320), (608, 545340), (610, 543552), (640, 518073), (732, 452960), (745, 445056), (760, 436272), (894, 370880), (912, 363560), (915, 362368), (960, 345382), (976, 339720), (1140, 290848), (1159, 286080), (1192, 278160), (1216, 272670), (1220, 271776), (1464, 226480), (1490, 222528), (1520, 218136), (1788, 185440), (1824, 181780), (1830, 181184), (1920, 172691), (1952, 169860), (2235, 148352), (2280, 145424), (2318, 143040), (2384, 139080), (2432, 136335), (2440, 135888), (2831, 117120), (2928, 113240), (2980, 111264), (3040, 109068), (3477, 95360), (3576, 92720), (3648, 90890), (3660, 90592), (3904, 84930), (4470, 74176), (4560, 72712), (4636, 71520), (4768, 69540), (4880, 67944), (5662, 58560), (5795, 57216), (5856, 56620), (5960, 55632), (6080, 54534), (6954, 47680), (7152, 46360), (7296, 45445), (7320, 45296), (7808, 42465), (8493, 39040), (8940, 37088), (9089, 36480), (9120, 36356), (9272, 35760), (9536, 34770), (9760, 33972), (11324, 29280), (11590, 28608), (11712, 28310), (11920, 27816), (12160, 27267), (13908, 23840), (14155, 23424), (14304, 23180), (14640, 22648), (16986, 19520), (17385, 19072), (17880, 18544), (18178, 18240)]