731394720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{72559}}^1$

素因数の和:72587

約数の個数: 144

約数和(自身を含む): 2852478720

約数和(自身を除く): 2121084000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 72559, 145118, 217677, 290236, 362795, 435354, 507913, 580472, 653031, 725590, 870708, 1015826, 1088385, 1160944, 1306062, 1451180, 1523739, 1741416, 2031652, 2176770, 2321888, 2539565, 2612124, 2902360, 3047478, 3265155, 3482832, 4063304, 4353540, 4571217, 5079130, 5224248, 5804720, 6094956, 6530310, 6965664, 7618695, 8126608, 8707080, 9142434, 10158260, 10448496, 11609440, 12189912, 13060620, 15237390, 16253216, 17414160, 18284868, 20316520, 20896992, 22856085, 24379824, 26121240, 30474780, 34828320, 36569736, 40633040, 45712170, 48759648, 52242480, 60949560, 73139472, 81266080, 91424340, 104484960, 121899120, 146278944, 182848680, 243798240, 365697360, 731394720]

約数ペア:

[(1, 731394720), (2, 365697360), (3, 243798240), (4, 182848680), (5, 146278944), (6, 121899120), (7, 104484960), (8, 91424340), (9, 81266080), (10, 73139472), (12, 60949560), (14, 52242480), (15, 48759648), (16, 45712170), (18, 40633040), (20, 36569736), (21, 34828320), (24, 30474780), (28, 26121240), (30, 24379824), (32, 22856085), (35, 20896992), (36, 20316520), (40, 18284868), (42, 17414160), (45, 16253216), (48, 15237390), (56, 13060620), (60, 12189912), (63, 11609440), (70, 10448496), (72, 10158260), (80, 9142434), (84, 8707080), (90, 8126608), (96, 7618695), (105, 6965664), (112, 6530310), (120, 6094956), (126, 5804720), (140, 5224248), (144, 5079130), (160, 4571217), (168, 4353540), (180, 4063304), (210, 3482832), (224, 3265155), (240, 3047478), (252, 2902360), (280, 2612124), (288, 2539565), (315, 2321888), (336, 2176770), (360, 2031652), (420, 1741416), (480, 1523739), (504, 1451180), (560, 1306062), (630, 1160944), (672, 1088385), (720, 1015826), (840, 870708), (1008, 725590), (1120, 653031), (1260, 580472), (1440, 507913), (1680, 435354), (2016, 362795), (2520, 290236), (3360, 217677), (5040, 145118), (10080, 72559)]