251166720

素因数分解:

$2^{15}\times 3^1\times 5^1\times 7^1\times {\mathrm{73}}^1$

素因数の和:118

約数の個数: 256

約数和(自身を含む): 931121280

約数和(自身を除く): 679954560

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, 8192, 8760, 8960, 9344, 10220, 10240, 10752, 11680, 12264, 12288, 13440, 14016, 14336, 15330, 15360, 16352, 16384, 17520, 17920, 18688, 20440, 20480, 21504, 23360, 24528, 24576, 26880, 28032, 28672, 30660, 30720, 32704, 32768, 35040, 35840, 37376, 40880, 40960, 43008, 46720, 49056, 49152, 53760, 56064, 57344, 61320, 61440, 65408, 70080, 71680, 74752, 81760, 81920, 86016, 93440, 98112, 98304, 107520, 112128, 114688, 122640, 122880, 130816, 140160, 143360, 149504, 163520, 163840, 172032, 186880, 196224, 215040, 224256, 229376, 245280, 245760, 261632, 280320, 286720, 299008, 327040, 344064, 373760, 392448, 430080, 448512, 490560, 491520, 523264, 560640, 573440, 598016, 654080, 688128, 747520, 784896, 860160, 897024, 981120, 1046528, 1121280, 1146880, 1196032, 1308160, 1495040, 1569792, 1720320, 1794048, 1962240, 2093056, 2242560, 2392064, 2616320, 2990080, 3139584, 3440640, 3588096, 3924480, 4186112, 4485120, 5232640, 5980160, 6279168, 7176192, 7848960, 8372224, 8970240, 10465280, 11960320, 12558336, 15697920, 16744448, 17940480, 20930560, 25116672, 31395840, 35880960, 41861120, 50233344, 62791680, 83722240, 125583360, 251166720]

約数ペア:

[(1, 251166720), (2, 125583360), (3, 83722240), (4, 62791680), (5, 50233344), (6, 41861120), (7, 35880960), (8, 31395840), (10, 25116672), (12, 20930560), (14, 17940480), (15, 16744448), (16, 15697920), (20, 12558336), (21, 11960320), (24, 10465280), (28, 8970240), (30, 8372224), (32, 7848960), (35, 7176192), (40, 6279168), (42, 5980160), (48, 5232640), (56, 4485120), (60, 4186112), (64, 3924480), (70, 3588096), (73, 3440640), (80, 3139584), (84, 2990080), (96, 2616320), (105, 2392064), (112, 2242560), (120, 2093056), (128, 1962240), (140, 1794048), (146, 1720320), (160, 1569792), (168, 1495040), (192, 1308160), (210, 1196032), (219, 1146880), (224, 1121280), (240, 1046528), (256, 981120), (280, 897024), (292, 860160), (320, 784896), (336, 747520), (365, 688128), (384, 654080), (420, 598016), (438, 573440), (448, 560640), (480, 523264), (511, 491520), (512, 490560), (560, 448512), (584, 430080), (640, 392448), (672, 373760), (730, 344064), (768, 327040), (840, 299008), (876, 286720), (896, 280320), (960, 261632), (1022, 245760), (1024, 245280), (1095, 229376), (1120, 224256), (1168, 215040), (1280, 196224), (1344, 186880), (1460, 172032), (1533, 163840), (1536, 163520), (1680, 149504), (1752, 143360), (1792, 140160), (1920, 130816), (2044, 122880), (2048, 122640), (2190, 114688), (2240, 112128), (2336, 107520), (2555, 98304), (2560, 98112), (2688, 93440), (2920, 86016), (3066, 81920), (3072, 81760), (3360, 74752), (3504, 71680), (3584, 70080), (3840, 65408), (4088, 61440), (4096, 61320), (4380, 57344), (4480, 56064), (4672, 53760), (5110, 49152), (5120, 49056), (5376, 46720), (5840, 43008), (6132, 40960), (6144, 40880), (6720, 37376), (7008, 35840), (7168, 35040), (7665, 32768), (7680, 32704), (8176, 30720), (8192, 30660), (8760, 28672), (8960, 28032), (9344, 26880), (10220, 24576), (10240, 24528), (10752, 23360), (11680, 21504), (12264, 20480), (12288, 20440), (13440, 18688), (14016, 17920), (14336, 17520), (15330, 16384), (15360, 16352)]