30920960

素因数分解:

$2^8\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 216

約数和(自身を含む): 94371480

約数和(自身を除く): 63450520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 32, 34, 35, 40, 49, 56, 58, 64, 68, 70, 80, 85, 98, 112, 116, 119, 128, 136, 140, 145, 160, 170, 196, 203, 224, 232, 238, 245, 256, 272, 280, 290, 320, 340, 392, 406, 448, 464, 476, 490, 493, 544, 560, 580, 595, 640, 680, 784, 812, 833, 896, 928, 952, 980, 986, 1015, 1088, 1120, 1160, 1190, 1280, 1360, 1421, 1568, 1624, 1666, 1792, 1856, 1904, 1960, 1972, 2030, 2176, 2240, 2320, 2380, 2465, 2720, 2842, 3136, 3248, 3332, 3451, 3712, 3808, 3920, 3944, 4060, 4165, 4352, 4480, 4640, 4760, 4930, 5440, 5684, 6272, 6496, 6664, 6902, 7105, 7424, 7616, 7840, 7888, 8120, 8330, 8960, 9280, 9520, 9860, 10880, 11368, 12544, 12992, 13328, 13804, 14210, 15232, 15680, 15776, 16240, 16660, 17255, 18560, 19040, 19720, 21760, 22736, 24157, 25984, 26656, 27608, 28420, 30464, 31360, 31552, 32480, 33320, 34510, 37120, 38080, 39440, 45472, 48314, 51968, 53312, 55216, 56840, 62720, 63104, 64960, 66640, 69020, 76160, 78880, 90944, 96628, 106624, 110432, 113680, 120785, 126208, 129920, 133280, 138040, 152320, 157760, 181888, 193256, 213248, 220864, 227360, 241570, 259840, 266560, 276080, 315520, 363776, 386512, 441728, 454720, 483140, 533120, 552160, 631040, 773024, 883456, 909440, 966280, 1066240, 1104320, 1546048, 1818880, 1932560, 2208640, 3092096, 3865120, 4417280, 6184192, 7730240, 15460480, 30920960]

約数ペア:

[(1, 30920960), (2, 15460480), (4, 7730240), (5, 6184192), (7, 4417280), (8, 3865120), (10, 3092096), (14, 2208640), (16, 1932560), (17, 1818880), (20, 1546048), (28, 1104320), (29, 1066240), (32, 966280), (34, 909440), (35, 883456), (40, 773024), (49, 631040), (56, 552160), (58, 533120), (64, 483140), (68, 454720), (70, 441728), (80, 386512), (85, 363776), (98, 315520), (112, 276080), (116, 266560), (119, 259840), (128, 241570), (136, 227360), (140, 220864), (145, 213248), (160, 193256), (170, 181888), (196, 157760), (203, 152320), (224, 138040), (232, 133280), (238, 129920), (245, 126208), (256, 120785), (272, 113680), (280, 110432), (290, 106624), (320, 96628), (340, 90944), (392, 78880), (406, 76160), (448, 69020), (464, 66640), (476, 64960), (490, 63104), (493, 62720), (544, 56840), (560, 55216), (580, 53312), (595, 51968), (640, 48314), (680, 45472), (784, 39440), (812, 38080), (833, 37120), (896, 34510), (928, 33320), (952, 32480), (980, 31552), (986, 31360), (1015, 30464), (1088, 28420), (1120, 27608), (1160, 26656), (1190, 25984), (1280, 24157), (1360, 22736), (1421, 21760), (1568, 19720), (1624, 19040), (1666, 18560), (1792, 17255), (1856, 16660), (1904, 16240), (1960, 15776), (1972, 15680), (2030, 15232), (2176, 14210), (2240, 13804), (2320, 13328), (2380, 12992), (2465, 12544), (2720, 11368), (2842, 10880), (3136, 9860), (3248, 9520), (3332, 9280), (3451, 8960), (3712, 8330), (3808, 8120), (3920, 7888), (3944, 7840), (4060, 7616), (4165, 7424), (4352, 7105), (4480, 6902), (4640, 6664), (4760, 6496), (4930, 6272), (5440, 5684)]