31395840

素因数分解:

$2^{12}\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1$

素因数の和:112

約数の個数: 208

約数和(自身を含む): 116377728

約数和(自身を除く): 84981888

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 73, 80, 84, 96, 105, 112, 120, 128, 140, 146, 160, 168, 192, 210, 219, 224, 240, 256, 280, 292, 320, 336, 365, 384, 420, 438, 448, 480, 511, 512, 560, 584, 640, 672, 730, 768, 840, 876, 896, 960, 1022, 1024, 1095, 1120, 1168, 1280, 1344, 1460, 1533, 1536, 1680, 1752, 1792, 1920, 2044, 2048, 2190, 2240, 2336, 2555, 2560, 2688, 2920, 3066, 3072, 3360, 3504, 3584, 3840, 4088, 4096, 4380, 4480, 4672, 5110, 5120, 5376, 5840, 6132, 6144, 6720, 7008, 7168, 7665, 7680, 8176, 8760, 8960, 9344, 10220, 10240, 10752, 11680, 12264, 12288, 13440, 14016, 14336, 15330, 15360, 16352, 17520, 17920, 18688, 20440, 20480, 21504, 23360, 24528, 26880, 28032, 28672, 30660, 30720, 32704, 35040, 35840, 37376, 40880, 43008, 46720, 49056, 53760, 56064, 61320, 61440, 65408, 70080, 71680, 74752, 81760, 86016, 93440, 98112, 107520, 112128, 122640, 130816, 140160, 143360, 149504, 163520, 186880, 196224, 215040, 224256, 245280, 261632, 280320, 299008, 327040, 373760, 392448, 430080, 448512, 490560, 523264, 560640, 654080, 747520, 784896, 897024, 981120, 1046528, 1121280, 1308160, 1495040, 1569792, 1962240, 2093056, 2242560, 2616320, 3139584, 3924480, 4485120, 5232640, 6279168, 7848960, 10465280, 15697920, 31395840]

約数ペア:

[(1, 31395840), (2, 15697920), (3, 10465280), (4, 7848960), (5, 6279168), (6, 5232640), (7, 4485120), (8, 3924480), (10, 3139584), (12, 2616320), (14, 2242560), (15, 2093056), (16, 1962240), (20, 1569792), (21, 1495040), (24, 1308160), (28, 1121280), (30, 1046528), (32, 981120), (35, 897024), (40, 784896), (42, 747520), (48, 654080), (56, 560640), (60, 523264), (64, 490560), (70, 448512), (73, 430080), (80, 392448), (84, 373760), (96, 327040), (105, 299008), (112, 280320), (120, 261632), (128, 245280), (140, 224256), (146, 215040), (160, 196224), (168, 186880), (192, 163520), (210, 149504), (219, 143360), (224, 140160), (240, 130816), (256, 122640), (280, 112128), (292, 107520), (320, 98112), (336, 93440), (365, 86016), (384, 81760), (420, 74752), (438, 71680), (448, 70080), (480, 65408), (511, 61440), (512, 61320), (560, 56064), (584, 53760), (640, 49056), (672, 46720), (730, 43008), (768, 40880), (840, 37376), (876, 35840), (896, 35040), (960, 32704), (1022, 30720), (1024, 30660), (1095, 28672), (1120, 28032), (1168, 26880), (1280, 24528), (1344, 23360), (1460, 21504), (1533, 20480), (1536, 20440), (1680, 18688), (1752, 17920), (1792, 17520), (1920, 16352), (2044, 15360), (2048, 15330), (2190, 14336), (2240, 14016), (2336, 13440), (2555, 12288), (2560, 12264), (2688, 11680), (2920, 10752), (3066, 10240), (3072, 10220), (3360, 9344), (3504, 8960), (3584, 8760), (3840, 8176), (4088, 7680), (4096, 7665), (4380, 7168), (4480, 7008), (4672, 6720), (5110, 6144), (5120, 6132), (5376, 5840)]