43781920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 192

約数和(自身を含む): 132765696

約数和(自身を除く): 88983776

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 97, 104, 112, 124, 130, 140, 155, 160, 182, 194, 208, 217, 224, 248, 260, 280, 310, 364, 388, 403, 416, 434, 455, 485, 496, 520, 560, 620, 679, 728, 776, 806, 868, 910, 970, 992, 1040, 1085, 1120, 1240, 1261, 1358, 1456, 1552, 1612, 1736, 1820, 1940, 2015, 2080, 2170, 2480, 2522, 2716, 2821, 2912, 3007, 3104, 3224, 3395, 3472, 3640, 3880, 4030, 4340, 4960, 5044, 5432, 5642, 6014, 6305, 6448, 6790, 6944, 7280, 7760, 8060, 8680, 8827, 10088, 10864, 11284, 12028, 12610, 12896, 13580, 14105, 14560, 15035, 15520, 16120, 17360, 17654, 20176, 21049, 21728, 22568, 24056, 25220, 27160, 28210, 30070, 32240, 34720, 35308, 39091, 40352, 42098, 44135, 45136, 48112, 50440, 54320, 56420, 60140, 64480, 70616, 78182, 84196, 88270, 90272, 96224, 100880, 105245, 108640, 112840, 120280, 141232, 156364, 168392, 176540, 195455, 201760, 210490, 225680, 240560, 273637, 282464, 312728, 336784, 353080, 390910, 420980, 451360, 481120, 547274, 625456, 673568, 706160, 781820, 841960, 1094548, 1250912, 1368185, 1412320, 1563640, 1683920, 2189096, 2736370, 3127280, 3367840, 4378192, 5472740, 6254560, 8756384, 10945480, 21890960, 43781920]

約数ペア:

[(1, 43781920), (2, 21890960), (4, 10945480), (5, 8756384), (7, 6254560), (8, 5472740), (10, 4378192), (13, 3367840), (14, 3127280), (16, 2736370), (20, 2189096), (26, 1683920), (28, 1563640), (31, 1412320), (32, 1368185), (35, 1250912), (40, 1094548), (52, 841960), (56, 781820), (62, 706160), (65, 673568), (70, 625456), (80, 547274), (91, 481120), (97, 451360), (104, 420980), (112, 390910), (124, 353080), (130, 336784), (140, 312728), (155, 282464), (160, 273637), (182, 240560), (194, 225680), (208, 210490), (217, 201760), (224, 195455), (248, 176540), (260, 168392), (280, 156364), (310, 141232), (364, 120280), (388, 112840), (403, 108640), (416, 105245), (434, 100880), (455, 96224), (485, 90272), (496, 88270), (520, 84196), (560, 78182), (620, 70616), (679, 64480), (728, 60140), (776, 56420), (806, 54320), (868, 50440), (910, 48112), (970, 45136), (992, 44135), (1040, 42098), (1085, 40352), (1120, 39091), (1240, 35308), (1261, 34720), (1358, 32240), (1456, 30070), (1552, 28210), (1612, 27160), (1736, 25220), (1820, 24056), (1940, 22568), (2015, 21728), (2080, 21049), (2170, 20176), (2480, 17654), (2522, 17360), (2716, 16120), (2821, 15520), (2912, 15035), (3007, 14560), (3104, 14105), (3224, 13580), (3395, 12896), (3472, 12610), (3640, 12028), (3880, 11284), (4030, 10864), (4340, 10088), (4960, 8827), (5044, 8680), (5432, 8060), (5642, 7760), (6014, 7280), (6305, 6944), (6448, 6790)]