22281280

素因数分解:

$2^6\times 5^1\times 7^4\times {\mathrm{29}}^1$

素因数の和:74

約数の個数: 140

約数和(自身を含む): 64030860

約数和(自身を除く): 41749580

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 140, 145, 160, 196, 203, 224, 232, 245, 280, 290, 320, 343, 392, 406, 448, 464, 490, 560, 580, 686, 784, 812, 928, 980, 1015, 1120, 1160, 1372, 1421, 1568, 1624, 1715, 1856, 1960, 2030, 2240, 2320, 2401, 2744, 2842, 3136, 3248, 3430, 3920, 4060, 4640, 4802, 5488, 5684, 6496, 6860, 7105, 7840, 8120, 9280, 9604, 9947, 10976, 11368, 12005, 12992, 13720, 14210, 15680, 16240, 19208, 19894, 21952, 22736, 24010, 27440, 28420, 32480, 38416, 39788, 45472, 48020, 49735, 54880, 56840, 64960, 69629, 76832, 79576, 90944, 96040, 99470, 109760, 113680, 139258, 153664, 159152, 192080, 198940, 227360, 278516, 318304, 348145, 384160, 397880, 454720, 557032, 636608, 696290, 768320, 795760, 1114064, 1392580, 1591520, 2228128, 2785160, 3183040, 4456256, 5570320, 11140640, 22281280]

約数ペア:

[(1, 22281280), (2, 11140640), (4, 5570320), (5, 4456256), (7, 3183040), (8, 2785160), (10, 2228128), (14, 1591520), (16, 1392580), (20, 1114064), (28, 795760), (29, 768320), (32, 696290), (35, 636608), (40, 557032), (49, 454720), (56, 397880), (58, 384160), (64, 348145), (70, 318304), (80, 278516), (98, 227360), (112, 198940), (116, 192080), (140, 159152), (145, 153664), (160, 139258), (196, 113680), (203, 109760), (224, 99470), (232, 96040), (245, 90944), (280, 79576), (290, 76832), (320, 69629), (343, 64960), (392, 56840), (406, 54880), (448, 49735), (464, 48020), (490, 45472), (560, 39788), (580, 38416), (686, 32480), (784, 28420), (812, 27440), (928, 24010), (980, 22736), (1015, 21952), (1120, 19894), (1160, 19208), (1372, 16240), (1421, 15680), (1568, 14210), (1624, 13720), (1715, 12992), (1856, 12005), (1960, 11368), (2030, 10976), (2240, 9947), (2320, 9604), (2401, 9280), (2744, 8120), (2842, 7840), (3136, 7105), (3248, 6860), (3430, 6496), (3920, 5684), (4060, 5488), (4640, 4802)]