180171720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 610346880

約数和(自身を除く): 430175160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 86, 90, 103, 113, 120, 129, 172, 180, 206, 215, 226, 258, 309, 339, 344, 360, 387, 412, 430, 452, 515, 516, 565, 618, 645, 678, 774, 824, 860, 904, 927, 1017, 1030, 1032, 1130, 1236, 1290, 1356, 1545, 1548, 1695, 1720, 1854, 1935, 2034, 2060, 2260, 2472, 2580, 2712, 3090, 3096, 3390, 3708, 3870, 4068, 4120, 4429, 4520, 4635, 4859, 5085, 5160, 6180, 6780, 7416, 7740, 8136, 8858, 9270, 9718, 10170, 11639, 12360, 13287, 13560, 14577, 15480, 17716, 18540, 19436, 20340, 22145, 23278, 24295, 26574, 29154, 34917, 35432, 37080, 38872, 39861, 40680, 43731, 44290, 46556, 48590, 53148, 58195, 58308, 66435, 69834, 72885, 79722, 87462, 88580, 93112, 97180, 104751, 106296, 116390, 116616, 132870, 139668, 145770, 159444, 174585, 174924, 177160, 194360, 199305, 209502, 218655, 232780, 265740, 279336, 291540, 318888, 349170, 349848, 398610, 419004, 437310, 465560, 500477, 523755, 531480, 583080, 698340, 797220, 838008, 874620, 1000954, 1047510, 1396680, 1501431, 1594440, 1749240, 2001908, 2095020, 2502385, 3002862, 4003816, 4190040, 4504293, 5004770, 6005724, 7507155, 9008586, 10009540, 12011448, 15014310, 18017172, 20019080, 22521465, 30028620, 36034344, 45042930, 60057240, 90085860, 180171720]

約数ペア:

[(1, 180171720), (2, 90085860), (3, 60057240), (4, 45042930), (5, 36034344), (6, 30028620), (8, 22521465), (9, 20019080), (10, 18017172), (12, 15014310), (15, 12011448), (18, 10009540), (20, 9008586), (24, 7507155), (30, 6005724), (36, 5004770), (40, 4504293), (43, 4190040), (45, 4003816), (60, 3002862), (72, 2502385), (86, 2095020), (90, 2001908), (103, 1749240), (113, 1594440), (120, 1501431), (129, 1396680), (172, 1047510), (180, 1000954), (206, 874620), (215, 838008), (226, 797220), (258, 698340), (309, 583080), (339, 531480), (344, 523755), (360, 500477), (387, 465560), (412, 437310), (430, 419004), (452, 398610), (515, 349848), (516, 349170), (565, 318888), (618, 291540), (645, 279336), (678, 265740), (774, 232780), (824, 218655), (860, 209502), (904, 199305), (927, 194360), (1017, 177160), (1030, 174924), (1032, 174585), (1130, 159444), (1236, 145770), (1290, 139668), (1356, 132870), (1545, 116616), (1548, 116390), (1695, 106296), (1720, 104751), (1854, 97180), (1935, 93112), (2034, 88580), (2060, 87462), (2260, 79722), (2472, 72885), (2580, 69834), (2712, 66435), (3090, 58308), (3096, 58195), (3390, 53148), (3708, 48590), (3870, 46556), (4068, 44290), (4120, 43731), (4429, 40680), (4520, 39861), (4635, 38872), (4859, 37080), (5085, 35432), (5160, 34917), (6180, 29154), (6780, 26574), (7416, 24295), (7740, 23278), (8136, 22145), (8858, 20340), (9270, 19436), (9718, 18540), (10170, 17716), (11639, 15480), (12360, 14577), (13287, 13560)]