31631040

素因数分解:

$2^6\times 3^3\times 5^1\times 7^1\times {\mathrm{523}}^1$

素因数の和:556

約数の個数: 224

約数和(自身を含む): 127772160

約数和(自身を除く): 96141120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 420, 432, 448, 480, 504, 523, 540, 560, 576, 630, 672, 720, 756, 840, 864, 945, 960, 1008, 1046, 1080, 1120, 1260, 1344, 1440, 1512, 1569, 1680, 1728, 1890, 2016, 2092, 2160, 2240, 2520, 2615, 2880, 3024, 3138, 3360, 3661, 3780, 4032, 4184, 4320, 4707, 5040, 5230, 6048, 6276, 6720, 7322, 7560, 7845, 8368, 8640, 9414, 10080, 10460, 10983, 12096, 12552, 14121, 14644, 15120, 15690, 16736, 18305, 18828, 20160, 20920, 21966, 23535, 25104, 28242, 29288, 30240, 31380, 32949, 33472, 36610, 37656, 41840, 43932, 47070, 50208, 54915, 56484, 58576, 60480, 62760, 65898, 70605, 73220, 75312, 83680, 87864, 94140, 98847, 100416, 109830, 112968, 117152, 125520, 131796, 141210, 146440, 150624, 164745, 167360, 175728, 188280, 197694, 219660, 225936, 234304, 251040, 263592, 282420, 292880, 301248, 329490, 351456, 376560, 395388, 439320, 451872, 494235, 502080, 527184, 564840, 585760, 658980, 702912, 753120, 790776, 878640, 903744, 988470, 1054368, 1129680, 1171520, 1317960, 1506240, 1581552, 1757280, 1976940, 2108736, 2259360, 2635920, 3163104, 3514560, 3953880, 4518720, 5271840, 6326208, 7907760, 10543680, 15815520, 31631040]

約数ペア:

[(1, 31631040), (2, 15815520), (3, 10543680), (4, 7907760), (5, 6326208), (6, 5271840), (7, 4518720), (8, 3953880), (9, 3514560), (10, 3163104), (12, 2635920), (14, 2259360), (15, 2108736), (16, 1976940), (18, 1757280), (20, 1581552), (21, 1506240), (24, 1317960), (27, 1171520), (28, 1129680), (30, 1054368), (32, 988470), (35, 903744), (36, 878640), (40, 790776), (42, 753120), (45, 702912), (48, 658980), (54, 585760), (56, 564840), (60, 527184), (63, 502080), (64, 494235), (70, 451872), (72, 439320), (80, 395388), (84, 376560), (90, 351456), (96, 329490), (105, 301248), (108, 292880), (112, 282420), (120, 263592), (126, 251040), (135, 234304), (140, 225936), (144, 219660), (160, 197694), (168, 188280), (180, 175728), (189, 167360), (192, 164745), (210, 150624), (216, 146440), (224, 141210), (240, 131796), (252, 125520), (270, 117152), (280, 112968), (288, 109830), (315, 100416), (320, 98847), (336, 94140), (360, 87864), (378, 83680), (420, 75312), (432, 73220), (448, 70605), (480, 65898), (504, 62760), (523, 60480), (540, 58576), (560, 56484), (576, 54915), (630, 50208), (672, 47070), (720, 43932), (756, 41840), (840, 37656), (864, 36610), (945, 33472), (960, 32949), (1008, 31380), (1046, 30240), (1080, 29288), (1120, 28242), (1260, 25104), (1344, 23535), (1440, 21966), (1512, 20920), (1569, 20160), (1680, 18828), (1728, 18305), (1890, 16736), (2016, 15690), (2092, 15120), (2160, 14644), (2240, 14121), (2520, 12552), (2615, 12096), (2880, 10983), (3024, 10460), (3138, 10080), (3360, 9414), (3661, 8640), (3780, 8368), (4032, 7845), (4184, 7560), (4320, 7322), (4707, 6720), (5040, 6276), (5230, 6048)]