389948160

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:283

約数の個数: 288

約数和(自身を含む): 1448133120

約数和(自身を除く): 1058184960

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, 80, 84, 89, 96, 105, 112, 120, 128, 140, 160, 163, 168, 178, 192, 210, 224, 240, 256, 267, 280, 320, 326, 336, 356, 384, 420, 445, 448, 480, 489, 534, 560, 623, 640, 652, 672, 712, 768, 815, 840, 890, 896, 960, 978, 1068, 1120, 1141, 1246, 1280, 1304, 1335, 1344, 1424, 1630, 1680, 1780, 1792, 1869, 1920, 1956, 2136, 2240, 2282, 2445, 2492, 2608, 2670, 2688, 2848, 3115, 3260, 3360, 3423, 3560, 3738, 3840, 3912, 4272, 4480, 4564, 4890, 4984, 5216, 5340, 5376, 5696, 5705, 6230, 6520, 6720, 6846, 7120, 7476, 7824, 8544, 8960, 9128, 9345, 9780, 9968, 10432, 10680, 11392, 11410, 12460, 13040, 13440, 13692, 14240, 14507, 14952, 15648, 17088, 17115, 18256, 18690, 19560, 19936, 20864, 21360, 22784, 22820, 24920, 26080, 26880, 27384, 28480, 29014, 29904, 31296, 34176, 34230, 36512, 37380, 39120, 39872, 41728, 42720, 43521, 45640, 49840, 52160, 54768, 56960, 58028, 59808, 62592, 68352, 68460, 72535, 73024, 74760, 78240, 79744, 85440, 87042, 91280, 99680, 101549, 104320, 109536, 113920, 116056, 119616, 125184, 136920, 145070, 146048, 149520, 156480, 159488, 170880, 174084, 182560, 199360, 203098, 208640, 217605, 219072, 232112, 239232, 273840, 290140, 292096, 299040, 304647, 312960, 341760, 348168, 365120, 398720, 406196, 435210, 438144, 464224, 478464, 507745, 547680, 580280, 598080, 609294, 625920, 696336, 730240, 797440, 812392, 870420, 876288, 928448, 1015490, 1095360, 1160560, 1196160, 1218588, 1392672, 1460480, 1523235, 1624784, 1740840, 1856896, 2030980, 2190720, 2321120, 2392320, 2437176, 2785344, 3046470, 3249568, 3481680, 3713792, 4061960, 4381440, 4642240, 4874352, 5570688, 6092940, 6499136, 6963360, 8123920, 9284480, 9748704, 11141376, 12185880, 12998272, 13926720, 16247840, 18568960, 19497408, 24371760, 25996544, 27853440, 32495680, 38994816, 48743520, 55706880, 64991360, 77989632, 97487040, 129982720, 194974080, 389948160]

約数ペア:

[(1, 389948160), (2, 194974080), (3, 129982720), (4, 97487040), (5, 77989632), (6, 64991360), (7, 55706880), (8, 48743520), (10, 38994816), (12, 32495680), (14, 27853440), (15, 25996544), (16, 24371760), (20, 19497408), (21, 18568960), (24, 16247840), (28, 13926720), (30, 12998272), (32, 12185880), (35, 11141376), (40, 9748704), (42, 9284480), (48, 8123920), (56, 6963360), (60, 6499136), (64, 6092940), (70, 5570688), (80, 4874352), (84, 4642240), (89, 4381440), (96, 4061960), (105, 3713792), (112, 3481680), (120, 3249568), (128, 3046470), (140, 2785344), (160, 2437176), (163, 2392320), (168, 2321120), (178, 2190720), (192, 2030980), (210, 1856896), (224, 1740840), (240, 1624784), (256, 1523235), (267, 1460480), (280, 1392672), (320, 1218588), (326, 1196160), (336, 1160560), (356, 1095360), (384, 1015490), (420, 928448), (445, 876288), (448, 870420), (480, 812392), (489, 797440), (534, 730240), (560, 696336), (623, 625920), (640, 609294), (652, 598080), (672, 580280), (712, 547680), (768, 507745), (815, 478464), (840, 464224), (890, 438144), (896, 435210), (960, 406196), (978, 398720), (1068, 365120), (1120, 348168), (1141, 341760), (1246, 312960), (1280, 304647), (1304, 299040), (1335, 292096), (1344, 290140), (1424, 273840), (1630, 239232), (1680, 232112), (1780, 219072), (1792, 217605), (1869, 208640), (1920, 203098), (1956, 199360), (2136, 182560), (2240, 174084), (2282, 170880), (2445, 159488), (2492, 156480), (2608, 149520), (2670, 146048), (2688, 145070), (2848, 136920), (3115, 125184), (3260, 119616), (3360, 116056), (3423, 113920), (3560, 109536), (3738, 104320), (3840, 101549), (3912, 99680), (4272, 91280), (4480, 87042), (4564, 85440), (4890, 79744), (4984, 78240), (5216, 74760), (5340, 73024), (5376, 72535), (5696, 68460), (5705, 68352), (6230, 62592), (6520, 59808), (6720, 58028), (6846, 56960), (7120, 54768), (7476, 52160), (7824, 49840), (8544, 45640), (8960, 43521), (9128, 42720), (9345, 41728), (9780, 39872), (9968, 39120), (10432, 37380), (10680, 36512), (11392, 34230), (11410, 34176), (12460, 31296), (13040, 29904), (13440, 29014), (13692, 28480), (14240, 27384), (14507, 26880), (14952, 26080), (15648, 24920), (17088, 22820), (17115, 22784), (18256, 21360), (18690, 20864), (19560, 19936)]