131580680

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{359}}^1$

素因数の和:412

約数の個数: 192

約数和(自身を含む): 398908800

約数和(自身を除く): 267328120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 44, 49, 55, 56, 68, 70, 77, 85, 88, 98, 110, 119, 136, 140, 154, 170, 187, 196, 220, 238, 245, 280, 308, 340, 359, 374, 385, 392, 440, 476, 490, 539, 595, 616, 680, 718, 748, 770, 833, 935, 952, 980, 1078, 1190, 1309, 1436, 1496, 1540, 1666, 1795, 1870, 1960, 2156, 2380, 2513, 2618, 2695, 2872, 3080, 3332, 3590, 3740, 3949, 4165, 4312, 4760, 5026, 5236, 5390, 6103, 6545, 6664, 7180, 7480, 7898, 8330, 9163, 10052, 10472, 10780, 12206, 12565, 13090, 14360, 15796, 16660, 17591, 18326, 19745, 20104, 21560, 24412, 25130, 26180, 27643, 30515, 31592, 33320, 35182, 36652, 39490, 42721, 45815, 48824, 50260, 52360, 55286, 61030, 67133, 70364, 73304, 78980, 85442, 87955, 91630, 100520, 110572, 122060, 134266, 138215, 140728, 157960, 170884, 175910, 183260, 193501, 213605, 221144, 244120, 268532, 276430, 299047, 335665, 341768, 351820, 366520, 387002, 427210, 469931, 537064, 552860, 598094, 671330, 703640, 774004, 854420, 939862, 967505, 1105720, 1196188, 1342660, 1495235, 1548008, 1708840, 1879724, 1935010, 2349655, 2392376, 2685320, 2990470, 3289517, 3759448, 3870020, 4699310, 5980940, 6579034, 7740040, 9398620, 11961880, 13158068, 16447585, 18797240, 26316136, 32895170, 65790340, 131580680]

約数ペア:

[(1, 131580680), (2, 65790340), (4, 32895170), (5, 26316136), (7, 18797240), (8, 16447585), (10, 13158068), (11, 11961880), (14, 9398620), (17, 7740040), (20, 6579034), (22, 5980940), (28, 4699310), (34, 3870020), (35, 3759448), (40, 3289517), (44, 2990470), (49, 2685320), (55, 2392376), (56, 2349655), (68, 1935010), (70, 1879724), (77, 1708840), (85, 1548008), (88, 1495235), (98, 1342660), (110, 1196188), (119, 1105720), (136, 967505), (140, 939862), (154, 854420), (170, 774004), (187, 703640), (196, 671330), (220, 598094), (238, 552860), (245, 537064), (280, 469931), (308, 427210), (340, 387002), (359, 366520), (374, 351820), (385, 341768), (392, 335665), (440, 299047), (476, 276430), (490, 268532), (539, 244120), (595, 221144), (616, 213605), (680, 193501), (718, 183260), (748, 175910), (770, 170884), (833, 157960), (935, 140728), (952, 138215), (980, 134266), (1078, 122060), (1190, 110572), (1309, 100520), (1436, 91630), (1496, 87955), (1540, 85442), (1666, 78980), (1795, 73304), (1870, 70364), (1960, 67133), (2156, 61030), (2380, 55286), (2513, 52360), (2618, 50260), (2695, 48824), (2872, 45815), (3080, 42721), (3332, 39490), (3590, 36652), (3740, 35182), (3949, 33320), (4165, 31592), (4312, 30515), (4760, 27643), (5026, 26180), (5236, 25130), (5390, 24412), (6103, 21560), (6545, 20104), (6664, 19745), (7180, 18326), (7480, 17591), (7898, 16660), (8330, 15796), (9163, 14360), (10052, 13090), (10472, 12565), (10780, 12206)]