15623680

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:399

約数の個数: 80

約数和(自身を含む): 39774240

約数和(自身を除く): 24150560

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 359, 512, 544, 640, 680, 718, 1088, 1280, 1360, 1436, 1795, 2176, 2560, 2720, 2872, 3590, 4352, 5440, 5744, 6103, 7180, 8704, 10880, 11488, 12206, 14360, 21760, 22976, 24412, 28720, 30515, 43520, 45952, 48824, 57440, 61030, 91904, 97648, 114880, 122060, 183808, 195296, 229760, 244120, 390592, 459520, 488240, 781184, 919040, 976480, 1562368, 1952960, 3124736, 3905920, 7811840, 15623680]

約数ペア:

[(1, 15623680), (2, 7811840), (4, 3905920), (5, 3124736), (8, 1952960), (10, 1562368), (16, 976480), (17, 919040), (20, 781184), (32, 488240), (34, 459520), (40, 390592), (64, 244120), (68, 229760), (80, 195296), (85, 183808), (128, 122060), (136, 114880), (160, 97648), (170, 91904), (256, 61030), (272, 57440), (320, 48824), (340, 45952), (359, 43520), (512, 30515), (544, 28720), (640, 24412), (680, 22976), (718, 21760), (1088, 14360), (1280, 12206), (1360, 11488), (1436, 10880), (1795, 8704), (2176, 7180), (2560, 6103), (2720, 5744), (2872, 5440), (3590, 4352)]