428515360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1549}}^1$

素因数の和:1603

約数の個数: 192

約数和(自身を含む): 1312416000

約数和(自身を除く): 883900640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 32, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 160, 182, 190, 208, 224, 247, 260, 266, 280, 304, 364, 380, 416, 455, 494, 520, 532, 560, 608, 665, 728, 760, 910, 988, 1040, 1064, 1120, 1235, 1330, 1456, 1520, 1549, 1729, 1820, 1976, 2080, 2128, 2470, 2660, 2912, 3040, 3098, 3458, 3640, 3952, 4256, 4940, 5320, 6196, 6916, 7280, 7745, 7904, 8645, 9880, 10640, 10843, 12392, 13832, 14560, 15490, 17290, 19760, 20137, 21280, 21686, 24784, 27664, 29431, 30980, 34580, 39520, 40274, 43372, 49568, 54215, 55328, 58862, 61960, 69160, 80548, 86744, 100685, 108430, 117724, 123920, 138320, 140959, 147155, 161096, 173488, 201370, 206017, 216860, 235448, 247840, 276640, 281918, 294310, 322192, 346976, 382603, 402740, 412034, 433720, 470896, 563836, 588620, 644384, 704795, 765206, 805480, 824068, 867440, 941792, 1030085, 1127672, 1177240, 1409590, 1530412, 1610960, 1648136, 1734880, 1913015, 2060170, 2255344, 2354480, 2678221, 2819180, 3060824, 3221920, 3296272, 3826030, 4120340, 4510688, 4708960, 5356442, 5638360, 6121648, 6592544, 7652060, 8240680, 10712884, 11276720, 12243296, 13391105, 15304120, 16481360, 21425768, 22553440, 26782210, 30608240, 32962720, 42851536, 53564420, 61216480, 85703072, 107128840, 214257680, 428515360]

約数ペア:

[(1, 428515360), (2, 214257680), (4, 107128840), (5, 85703072), (7, 61216480), (8, 53564420), (10, 42851536), (13, 32962720), (14, 30608240), (16, 26782210), (19, 22553440), (20, 21425768), (26, 16481360), (28, 15304120), (32, 13391105), (35, 12243296), (38, 11276720), (40, 10712884), (52, 8240680), (56, 7652060), (65, 6592544), (70, 6121648), (76, 5638360), (80, 5356442), (91, 4708960), (95, 4510688), (104, 4120340), (112, 3826030), (130, 3296272), (133, 3221920), (140, 3060824), (152, 2819180), (160, 2678221), (182, 2354480), (190, 2255344), (208, 2060170), (224, 1913015), (247, 1734880), (260, 1648136), (266, 1610960), (280, 1530412), (304, 1409590), (364, 1177240), (380, 1127672), (416, 1030085), (455, 941792), (494, 867440), (520, 824068), (532, 805480), (560, 765206), (608, 704795), (665, 644384), (728, 588620), (760, 563836), (910, 470896), (988, 433720), (1040, 412034), (1064, 402740), (1120, 382603), (1235, 346976), (1330, 322192), (1456, 294310), (1520, 281918), (1549, 276640), (1729, 247840), (1820, 235448), (1976, 216860), (2080, 206017), (2128, 201370), (2470, 173488), (2660, 161096), (2912, 147155), (3040, 140959), (3098, 138320), (3458, 123920), (3640, 117724), (3952, 108430), (4256, 100685), (4940, 86744), (5320, 80548), (6196, 69160), (6916, 61960), (7280, 58862), (7745, 55328), (7904, 54215), (8645, 49568), (9880, 43372), (10640, 40274), (10843, 39520), (12392, 34580), (13832, 30980), (14560, 29431), (15490, 27664), (17290, 24784), (19760, 21686), (20137, 21280)]