80073840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{619}}^1$

素因数の和:660

約数の個数: 240

約数和(自身を含む): 315515520

約数和(自身を除く): 235441680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 49, 55, 56, 60, 66, 70, 77, 80, 84, 88, 98, 105, 110, 112, 120, 132, 140, 147, 154, 165, 168, 176, 196, 210, 220, 231, 240, 245, 264, 280, 294, 308, 330, 336, 385, 392, 420, 440, 462, 490, 528, 539, 560, 588, 616, 619, 660, 735, 770, 784, 840, 880, 924, 980, 1078, 1155, 1176, 1232, 1238, 1320, 1470, 1540, 1617, 1680, 1848, 1857, 1960, 2156, 2310, 2352, 2476, 2640, 2695, 2940, 3080, 3095, 3234, 3696, 3714, 3920, 4312, 4333, 4620, 4952, 5390, 5880, 6160, 6190, 6468, 6809, 7428, 8085, 8624, 8666, 9240, 9285, 9904, 10780, 11760, 12380, 12936, 12999, 13618, 14856, 16170, 17332, 18480, 18570, 20427, 21560, 21665, 24760, 25872, 25998, 27236, 29712, 30331, 32340, 34045, 34664, 37140, 40854, 43120, 43330, 47663, 49520, 51996, 54472, 60662, 64680, 64995, 68090, 69328, 74280, 81708, 86660, 90993, 95326, 102135, 103992, 108944, 121324, 129360, 129990, 136180, 142989, 148560, 151655, 163416, 173320, 181986, 190652, 204270, 207984, 238315, 242648, 259980, 272360, 285978, 303310, 326832, 333641, 346640, 363972, 381304, 408540, 454965, 476630, 485296, 519960, 544720, 571956, 606620, 667282, 714945, 727944, 762608, 817080, 909930, 953260, 1000923, 1039920, 1143912, 1213240, 1334564, 1429890, 1455888, 1634160, 1668205, 1819860, 1906520, 2001846, 2287824, 2426480, 2669128, 2859780, 3336410, 3639720, 3813040, 4003692, 5004615, 5338256, 5719560, 6672820, 7279440, 8007384, 10009230, 11439120, 13345640, 16014768, 20018460, 26691280, 40036920, 80073840]

約数ペア:

[(1, 80073840), (2, 40036920), (3, 26691280), (4, 20018460), (5, 16014768), (6, 13345640), (7, 11439120), (8, 10009230), (10, 8007384), (11, 7279440), (12, 6672820), (14, 5719560), (15, 5338256), (16, 5004615), (20, 4003692), (21, 3813040), (22, 3639720), (24, 3336410), (28, 2859780), (30, 2669128), (33, 2426480), (35, 2287824), (40, 2001846), (42, 1906520), (44, 1819860), (48, 1668205), (49, 1634160), (55, 1455888), (56, 1429890), (60, 1334564), (66, 1213240), (70, 1143912), (77, 1039920), (80, 1000923), (84, 953260), (88, 909930), (98, 817080), (105, 762608), (110, 727944), (112, 714945), (120, 667282), (132, 606620), (140, 571956), (147, 544720), (154, 519960), (165, 485296), (168, 476630), (176, 454965), (196, 408540), (210, 381304), (220, 363972), (231, 346640), (240, 333641), (245, 326832), (264, 303310), (280, 285978), (294, 272360), (308, 259980), (330, 242648), (336, 238315), (385, 207984), (392, 204270), (420, 190652), (440, 181986), (462, 173320), (490, 163416), (528, 151655), (539, 148560), (560, 142989), (588, 136180), (616, 129990), (619, 129360), (660, 121324), (735, 108944), (770, 103992), (784, 102135), (840, 95326), (880, 90993), (924, 86660), (980, 81708), (1078, 74280), (1155, 69328), (1176, 68090), (1232, 64995), (1238, 64680), (1320, 60662), (1470, 54472), (1540, 51996), (1617, 49520), (1680, 47663), (1848, 43330), (1857, 43120), (1960, 40854), (2156, 37140), (2310, 34664), (2352, 34045), (2476, 32340), (2640, 30331), (2695, 29712), (2940, 27236), (3080, 25998), (3095, 25872), (3234, 24760), (3696, 21665), (3714, 21560), (3920, 20427), (4312, 18570), (4333, 18480), (4620, 17332), (4952, 16170), (5390, 14856), (5880, 13618), (6160, 12999), (6190, 12936), (6468, 12380), (6809, 11760), (7428, 10780), (8085, 9904), (8624, 9285), (8666, 9240)]