642244080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1109}}^1$

素因数の和:1271

約数の個数: 160

約数和(自身を含む): 2114150400

約数和(自身を除く): 1471906320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 127, 152, 190, 228, 240, 254, 285, 304, 380, 381, 456, 508, 570, 635, 760, 762, 912, 1016, 1109, 1140, 1270, 1520, 1524, 1905, 2032, 2218, 2280, 2413, 2540, 3048, 3327, 3810, 4436, 4560, 4826, 5080, 5545, 6096, 6654, 7239, 7620, 8872, 9652, 10160, 11090, 12065, 13308, 14478, 15240, 16635, 17744, 19304, 21071, 22180, 24130, 26616, 28956, 30480, 33270, 36195, 38608, 42142, 44360, 48260, 53232, 57912, 63213, 66540, 72390, 84284, 88720, 96520, 105355, 115824, 126426, 133080, 140843, 144780, 168568, 193040, 210710, 252852, 266160, 281686, 289560, 316065, 337136, 421420, 422529, 505704, 563372, 579120, 632130, 704215, 842840, 845058, 1011408, 1126744, 1264260, 1408430, 1685680, 1690116, 2112645, 2253488, 2528520, 2676017, 2816860, 3380232, 4225290, 5057040, 5352034, 5633720, 6760464, 8028051, 8450580, 10704068, 11267440, 13380085, 16056102, 16901160, 21408136, 26760170, 32112204, 33802320, 40140255, 42816272, 53520340, 64224408, 80280510, 107040680, 128448816, 160561020, 214081360, 321122040, 642244080]

約数ペア:

[(1, 642244080), (2, 321122040), (3, 214081360), (4, 160561020), (5, 128448816), (6, 107040680), (8, 80280510), (10, 64224408), (12, 53520340), (15, 42816272), (16, 40140255), (19, 33802320), (20, 32112204), (24, 26760170), (30, 21408136), (38, 16901160), (40, 16056102), (48, 13380085), (57, 11267440), (60, 10704068), (76, 8450580), (80, 8028051), (95, 6760464), (114, 5633720), (120, 5352034), (127, 5057040), (152, 4225290), (190, 3380232), (228, 2816860), (240, 2676017), (254, 2528520), (285, 2253488), (304, 2112645), (380, 1690116), (381, 1685680), (456, 1408430), (508, 1264260), (570, 1126744), (635, 1011408), (760, 845058), (762, 842840), (912, 704215), (1016, 632130), (1109, 579120), (1140, 563372), (1270, 505704), (1520, 422529), (1524, 421420), (1905, 337136), (2032, 316065), (2218, 289560), (2280, 281686), (2413, 266160), (2540, 252852), (3048, 210710), (3327, 193040), (3810, 168568), (4436, 144780), (4560, 140843), (4826, 133080), (5080, 126426), (5545, 115824), (6096, 105355), (6654, 96520), (7239, 88720), (7620, 84284), (8872, 72390), (9652, 66540), (10160, 63213), (11090, 57912), (12065, 53232), (13308, 48260), (14478, 44360), (15240, 42142), (16635, 38608), (17744, 36195), (19304, 33270), (21071, 30480), (22180, 28956), (24130, 26616)]