1217873520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:484

約数の個数: 240

約数和(自身を含む): 4230145920

約数和(自身を除く): 3012272400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 43, 45, 48, 60, 72, 80, 86, 90, 120, 129, 139, 144, 172, 180, 215, 240, 258, 278, 283, 344, 360, 387, 417, 430, 516, 556, 566, 645, 688, 695, 720, 774, 834, 849, 860, 1032, 1112, 1132, 1251, 1290, 1390, 1415, 1548, 1668, 1698, 1720, 1935, 2064, 2085, 2224, 2264, 2502, 2547, 2580, 2780, 2830, 3096, 3336, 3396, 3440, 3870, 4170, 4245, 4528, 5004, 5094, 5160, 5560, 5660, 5977, 6192, 6255, 6672, 6792, 7740, 8340, 8490, 10008, 10188, 10320, 11120, 11320, 11954, 12169, 12510, 12735, 13584, 15480, 16680, 16980, 17931, 20016, 20376, 22640, 23908, 24338, 25020, 25470, 29885, 30960, 33360, 33960, 35862, 36507, 39337, 40752, 47816, 48676, 50040, 50940, 53793, 59770, 60845, 67920, 71724, 73014, 78674, 89655, 95632, 97352, 100080, 101880, 107586, 109521, 118011, 119540, 121690, 143448, 146028, 157348, 179310, 182535, 194704, 196685, 203760, 215172, 219042, 236022, 239080, 243380, 268965, 286896, 292056, 314696, 354033, 358620, 365070, 393370, 430344, 438084, 472044, 478160, 486760, 537930, 547605, 584112, 590055, 629392, 708066, 717240, 730140, 786740, 860688, 876168, 944088, 973520, 1075860, 1095210, 1180110, 1416132, 1434480, 1460280, 1573480, 1691491, 1752336, 1770165, 1888176, 2151720, 2190420, 2360220, 2832264, 2920560, 3146960, 3382982, 3540330, 4303440, 4380840, 4720440, 5074473, 5664528, 6765964, 7080660, 8457455, 8761680, 9440880, 10148946, 13531928, 14161320, 15223419, 16914910, 20297892, 25372365, 27063856, 28322640, 30446838, 33829820, 40595784, 50744730, 60893676, 67659640, 76117095, 81191568, 101489460, 121787352, 135319280, 152234190, 202978920, 243574704, 304468380, 405957840, 608936760, 1217873520]

約数ペア:

[(1, 1217873520), (2, 608936760), (3, 405957840), (4, 304468380), (5, 243574704), (6, 202978920), (8, 152234190), (9, 135319280), (10, 121787352), (12, 101489460), (15, 81191568), (16, 76117095), (18, 67659640), (20, 60893676), (24, 50744730), (30, 40595784), (36, 33829820), (40, 30446838), (43, 28322640), (45, 27063856), (48, 25372365), (60, 20297892), (72, 16914910), (80, 15223419), (86, 14161320), (90, 13531928), (120, 10148946), (129, 9440880), (139, 8761680), (144, 8457455), (172, 7080660), (180, 6765964), (215, 5664528), (240, 5074473), (258, 4720440), (278, 4380840), (283, 4303440), (344, 3540330), (360, 3382982), (387, 3146960), (417, 2920560), (430, 2832264), (516, 2360220), (556, 2190420), (566, 2151720), (645, 1888176), (688, 1770165), (695, 1752336), (720, 1691491), (774, 1573480), (834, 1460280), (849, 1434480), (860, 1416132), (1032, 1180110), (1112, 1095210), (1132, 1075860), (1251, 973520), (1290, 944088), (1390, 876168), (1415, 860688), (1548, 786740), (1668, 730140), (1698, 717240), (1720, 708066), (1935, 629392), (2064, 590055), (2085, 584112), (2224, 547605), (2264, 537930), (2502, 486760), (2547, 478160), (2580, 472044), (2780, 438084), (2830, 430344), (3096, 393370), (3336, 365070), (3396, 358620), (3440, 354033), (3870, 314696), (4170, 292056), (4245, 286896), (4528, 268965), (5004, 243380), (5094, 239080), (5160, 236022), (5560, 219042), (5660, 215172), (5977, 203760), (6192, 196685), (6255, 194704), (6672, 182535), (6792, 179310), (7740, 157348), (8340, 146028), (8490, 143448), (10008, 121690), (10188, 119540), (10320, 118011), (11120, 109521), (11320, 107586), (11954, 101880), (12169, 100080), (12510, 97352), (12735, 95632), (13584, 89655), (15480, 78674), (16680, 73014), (16980, 71724), (17931, 67920), (20016, 60845), (20376, 59770), (22640, 53793), (23908, 50940), (24338, 50040), (25020, 48676), (25470, 47816), (29885, 40752), (30960, 39337), (33360, 36507), (33960, 35862)]