216903680

素因数分解:

$2^{12}\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 208

約数和(自身を含む): 636932160

約数和(自身を除く): 420028480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 89, 112, 119, 128, 136, 140, 160, 170, 178, 224, 238, 256, 272, 280, 320, 340, 356, 445, 448, 476, 512, 544, 560, 595, 623, 640, 680, 712, 890, 896, 952, 1024, 1088, 1120, 1190, 1246, 1280, 1360, 1424, 1513, 1780, 1792, 1904, 2048, 2176, 2240, 2380, 2492, 2560, 2720, 2848, 3026, 3115, 3560, 3584, 3808, 4096, 4352, 4480, 4760, 4984, 5120, 5440, 5696, 6052, 6230, 7120, 7168, 7565, 7616, 8704, 8960, 9520, 9968, 10240, 10591, 10880, 11392, 12104, 12460, 14240, 14336, 15130, 15232, 17408, 17920, 19040, 19936, 20480, 21182, 21760, 22784, 24208, 24920, 28480, 28672, 30260, 30464, 34816, 35840, 38080, 39872, 42364, 43520, 45568, 48416, 49840, 52955, 56960, 60520, 60928, 69632, 71680, 76160, 79744, 84728, 87040, 91136, 96832, 99680, 105910, 113920, 121040, 121856, 143360, 152320, 159488, 169456, 174080, 182272, 193664, 199360, 211820, 227840, 242080, 243712, 304640, 318976, 338912, 348160, 364544, 387328, 398720, 423640, 455680, 484160, 487424, 609280, 637952, 677824, 774656, 797440, 847280, 911360, 968320, 1218560, 1275904, 1355648, 1549312, 1594880, 1694560, 1822720, 1936640, 2437120, 2551808, 2711296, 3098624, 3189760, 3389120, 3873280, 5422592, 6197248, 6379520, 6778240, 7746560, 10845184, 12759040, 13556480, 15493120, 21690368, 27112960, 30986240, 43380736, 54225920, 108451840, 216903680]

約数ペア:

[(1, 216903680), (2, 108451840), (4, 54225920), (5, 43380736), (7, 30986240), (8, 27112960), (10, 21690368), (14, 15493120), (16, 13556480), (17, 12759040), (20, 10845184), (28, 7746560), (32, 6778240), (34, 6379520), (35, 6197248), (40, 5422592), (56, 3873280), (64, 3389120), (68, 3189760), (70, 3098624), (80, 2711296), (85, 2551808), (89, 2437120), (112, 1936640), (119, 1822720), (128, 1694560), (136, 1594880), (140, 1549312), (160, 1355648), (170, 1275904), (178, 1218560), (224, 968320), (238, 911360), (256, 847280), (272, 797440), (280, 774656), (320, 677824), (340, 637952), (356, 609280), (445, 487424), (448, 484160), (476, 455680), (512, 423640), (544, 398720), (560, 387328), (595, 364544), (623, 348160), (640, 338912), (680, 318976), (712, 304640), (890, 243712), (896, 242080), (952, 227840), (1024, 211820), (1088, 199360), (1120, 193664), (1190, 182272), (1246, 174080), (1280, 169456), (1360, 159488), (1424, 152320), (1513, 143360), (1780, 121856), (1792, 121040), (1904, 113920), (2048, 105910), (2176, 99680), (2240, 96832), (2380, 91136), (2492, 87040), (2560, 84728), (2720, 79744), (2848, 76160), (3026, 71680), (3115, 69632), (3560, 60928), (3584, 60520), (3808, 56960), (4096, 52955), (4352, 49840), (4480, 48416), (4760, 45568), (4984, 43520), (5120, 42364), (5440, 39872), (5696, 38080), (6052, 35840), (6230, 34816), (7120, 30464), (7168, 30260), (7565, 28672), (7616, 28480), (8704, 24920), (8960, 24208), (9520, 22784), (9968, 21760), (10240, 21182), (10591, 20480), (10880, 19936), (11392, 19040), (12104, 17920), (12460, 17408), (14240, 15232), (14336, 15130)]