1251889920

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{271}}^1\times {\mathrm{401}}^1$

素因数の和:699

約数の個数: 216

約数和(自身を含む): 4358233152

約数和(自身を除く): 3106343232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 271, 288, 320, 360, 384, 401, 480, 542, 576, 640, 720, 768, 802, 813, 960, 1084, 1152, 1203, 1280, 1355, 1440, 1604, 1626, 1920, 2005, 2168, 2304, 2406, 2439, 2710, 2880, 3208, 3252, 3609, 3840, 4010, 4065, 4336, 4812, 4878, 5420, 5760, 6015, 6416, 6504, 7218, 8020, 8130, 8672, 9624, 9756, 10840, 11520, 12030, 12195, 12832, 13008, 14436, 16040, 16260, 17344, 18045, 19248, 19512, 21680, 24060, 24390, 25664, 26016, 28872, 32080, 32520, 34688, 36090, 38496, 39024, 43360, 48120, 48780, 51328, 52032, 57744, 64160, 65040, 69376, 72180, 76992, 78048, 86720, 96240, 97560, 102656, 104064, 108671, 115488, 128320, 130080, 144360, 153984, 156096, 173440, 192480, 195120, 208128, 217342, 230976, 256640, 260160, 288720, 307968, 312192, 326013, 346880, 384960, 390240, 434684, 461952, 513280, 520320, 543355, 577440, 624384, 652026, 769920, 780480, 869368, 923904, 978039, 1040640, 1086710, 1154880, 1304052, 1539840, 1560960, 1630065, 1738736, 1956078, 2173420, 2309760, 2608104, 3121920, 3260130, 3477472, 3912156, 4346840, 4619520, 4890195, 5216208, 6520260, 6954944, 7824312, 8693680, 9780390, 10432416, 13040520, 13909888, 15648624, 17387360, 19560780, 20864832, 26081040, 27819776, 31297248, 34774720, 39121560, 41729664, 52162080, 62594496, 69549440, 78243120, 83459328, 104324160, 125188992, 139098880, 156486240, 208648320, 250377984, 312972480, 417296640, 625944960, 1251889920]

約数ペア:

[(1, 1251889920), (2, 625944960), (3, 417296640), (4, 312972480), (5, 250377984), (6, 208648320), (8, 156486240), (9, 139098880), (10, 125188992), (12, 104324160), (15, 83459328), (16, 78243120), (18, 69549440), (20, 62594496), (24, 52162080), (30, 41729664), (32, 39121560), (36, 34774720), (40, 31297248), (45, 27819776), (48, 26081040), (60, 20864832), (64, 19560780), (72, 17387360), (80, 15648624), (90, 13909888), (96, 13040520), (120, 10432416), (128, 9780390), (144, 8693680), (160, 7824312), (180, 6954944), (192, 6520260), (240, 5216208), (256, 4890195), (271, 4619520), (288, 4346840), (320, 3912156), (360, 3477472), (384, 3260130), (401, 3121920), (480, 2608104), (542, 2309760), (576, 2173420), (640, 1956078), (720, 1738736), (768, 1630065), (802, 1560960), (813, 1539840), (960, 1304052), (1084, 1154880), (1152, 1086710), (1203, 1040640), (1280, 978039), (1355, 923904), (1440, 869368), (1604, 780480), (1626, 769920), (1920, 652026), (2005, 624384), (2168, 577440), (2304, 543355), (2406, 520320), (2439, 513280), (2710, 461952), (2880, 434684), (3208, 390240), (3252, 384960), (3609, 346880), (3840, 326013), (4010, 312192), (4065, 307968), (4336, 288720), (4812, 260160), (4878, 256640), (5420, 230976), (5760, 217342), (6015, 208128), (6416, 195120), (6504, 192480), (7218, 173440), (8020, 156096), (8130, 153984), (8672, 144360), (9624, 130080), (9756, 128320), (10840, 115488), (11520, 108671), (12030, 104064), (12195, 102656), (12832, 97560), (13008, 96240), (14436, 86720), (16040, 78048), (16260, 76992), (17344, 72180), (18045, 69376), (19248, 65040), (19512, 64160), (21680, 57744), (24060, 52032), (24390, 51328), (25664, 48780), (26016, 48120), (28872, 43360), (32080, 39024), (32520, 38496), (34688, 36090)]