1631819520

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{15739}}^1$

素因数の和:15772

約数の個数: 180

約数和(自身を含む): 5839319640

約数和(自身を除く): 4207500120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2592, 2880, 3240, 3456, 3840, 4320, 5184, 5760, 6480, 6912, 8640, 10368, 11520, 12960, 15739, 17280, 20736, 25920, 31478, 34560, 47217, 51840, 62956, 78695, 94434, 103680, 125912, 141651, 157390, 188868, 236085, 251824, 283302, 314780, 377736, 424953, 472170, 503648, 566604, 629560, 708255, 755472, 849906, 944340, 1007296, 1133208, 1259120, 1274859, 1416510, 1510944, 1699812, 1888680, 2014592, 2124765, 2266416, 2518240, 2549718, 2833020, 3021888, 3399624, 3777360, 4029184, 4249530, 4532832, 5036480, 5099436, 5666040, 6043776, 6374295, 6799248, 7554720, 8499060, 9065664, 10072960, 10198872, 11332080, 12087552, 12748590, 13598496, 15109440, 16998120, 18131328, 20145920, 20397744, 22664160, 25497180, 27196992, 30218880, 33996240, 36262656, 40795488, 45328320, 50994360, 54393984, 60437760, 67992480, 81590976, 90656640, 101988720, 108787968, 135984960, 163181952, 181313280, 203977440, 271969920, 326363904, 407954880, 543939840, 815909760, 1631819520]

約数ペア:

[(1, 1631819520), (2, 815909760), (3, 543939840), (4, 407954880), (5, 326363904), (6, 271969920), (8, 203977440), (9, 181313280), (10, 163181952), (12, 135984960), (15, 108787968), (16, 101988720), (18, 90656640), (20, 81590976), (24, 67992480), (27, 60437760), (30, 54393984), (32, 50994360), (36, 45328320), (40, 40795488), (45, 36262656), (48, 33996240), (54, 30218880), (60, 27196992), (64, 25497180), (72, 22664160), (80, 20397744), (81, 20145920), (90, 18131328), (96, 16998120), (108, 15109440), (120, 13598496), (128, 12748590), (135, 12087552), (144, 11332080), (160, 10198872), (162, 10072960), (180, 9065664), (192, 8499060), (216, 7554720), (240, 6799248), (256, 6374295), (270, 6043776), (288, 5666040), (320, 5099436), (324, 5036480), (360, 4532832), (384, 4249530), (405, 4029184), (432, 3777360), (480, 3399624), (540, 3021888), (576, 2833020), (640, 2549718), (648, 2518240), (720, 2266416), (768, 2124765), (810, 2014592), (864, 1888680), (960, 1699812), (1080, 1510944), (1152, 1416510), (1280, 1274859), (1296, 1259120), (1440, 1133208), (1620, 1007296), (1728, 944340), (1920, 849906), (2160, 755472), (2304, 708255), (2592, 629560), (2880, 566604), (3240, 503648), (3456, 472170), (3840, 424953), (4320, 377736), (5184, 314780), (5760, 283302), (6480, 251824), (6912, 236085), (8640, 188868), (10368, 157390), (11520, 141651), (12960, 125912), (15739, 103680), (17280, 94434), (20736, 78695), (25920, 62956), (31478, 51840), (34560, 47217)]