405422080

素因数分解:

$2^{14}\times 5^1\times 7^2\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 180

約数和(自身を含む): 1143044028

約数和(自身を除く): 737621948

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 101, 112, 128, 140, 160, 196, 202, 224, 245, 256, 280, 320, 392, 404, 448, 490, 505, 512, 560, 640, 707, 784, 808, 896, 980, 1010, 1024, 1120, 1280, 1414, 1568, 1616, 1792, 1960, 2020, 2048, 2240, 2560, 2828, 3136, 3232, 3535, 3584, 3920, 4040, 4096, 4480, 4949, 5120, 5656, 6272, 6464, 7070, 7168, 7840, 8080, 8192, 8960, 9898, 10240, 11312, 12544, 12928, 14140, 14336, 15680, 16160, 16384, 17920, 19796, 20480, 22624, 24745, 25088, 25856, 28280, 28672, 31360, 32320, 35840, 39592, 40960, 45248, 49490, 50176, 51712, 56560, 57344, 62720, 64640, 71680, 79184, 81920, 90496, 98980, 100352, 103424, 113120, 114688, 125440, 129280, 143360, 158368, 180992, 197960, 200704, 206848, 226240, 250880, 258560, 286720, 316736, 361984, 395920, 401408, 413696, 452480, 501760, 517120, 573440, 633472, 723968, 791840, 802816, 827392, 904960, 1003520, 1034240, 1266944, 1447936, 1583680, 1654784, 1809920, 2007040, 2068480, 2533888, 2895872, 3167360, 3619840, 4014080, 4136960, 5067776, 5791744, 6334720, 7239680, 8273920, 10135552, 11583488, 12669440, 14479360, 20271104, 25338880, 28958720, 40542208, 50677760, 57917440, 81084416, 101355520, 202711040, 405422080]

約数ペア:

[(1, 405422080), (2, 202711040), (4, 101355520), (5, 81084416), (7, 57917440), (8, 50677760), (10, 40542208), (14, 28958720), (16, 25338880), (20, 20271104), (28, 14479360), (32, 12669440), (35, 11583488), (40, 10135552), (49, 8273920), (56, 7239680), (64, 6334720), (70, 5791744), (80, 5067776), (98, 4136960), (101, 4014080), (112, 3619840), (128, 3167360), (140, 2895872), (160, 2533888), (196, 2068480), (202, 2007040), (224, 1809920), (245, 1654784), (256, 1583680), (280, 1447936), (320, 1266944), (392, 1034240), (404, 1003520), (448, 904960), (490, 827392), (505, 802816), (512, 791840), (560, 723968), (640, 633472), (707, 573440), (784, 517120), (808, 501760), (896, 452480), (980, 413696), (1010, 401408), (1024, 395920), (1120, 361984), (1280, 316736), (1414, 286720), (1568, 258560), (1616, 250880), (1792, 226240), (1960, 206848), (2020, 200704), (2048, 197960), (2240, 180992), (2560, 158368), (2828, 143360), (3136, 129280), (3232, 125440), (3535, 114688), (3584, 113120), (3920, 103424), (4040, 100352), (4096, 98980), (4480, 90496), (4949, 81920), (5120, 79184), (5656, 71680), (6272, 64640), (6464, 62720), (7070, 57344), (7168, 56560), (7840, 51712), (8080, 50176), (8192, 49490), (8960, 45248), (9898, 40960), (10240, 39592), (11312, 35840), (12544, 32320), (12928, 31360), (14140, 28672), (14336, 28280), (15680, 25856), (16160, 25088), (16384, 24745), (17920, 22624), (19796, 20480)]