19365480

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:205

約数の個数: 160

約数和(自身を含む): 67082400

約数和(自身を除く): 47716920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 43, 45, 54, 60, 72, 81, 86, 90, 108, 120, 129, 135, 139, 162, 172, 180, 215, 216, 258, 270, 278, 324, 344, 360, 387, 405, 417, 430, 516, 540, 556, 645, 648, 695, 774, 810, 834, 860, 1032, 1080, 1112, 1161, 1251, 1290, 1390, 1548, 1620, 1668, 1720, 1935, 2085, 2322, 2502, 2580, 2780, 3096, 3240, 3336, 3483, 3753, 3870, 4170, 4644, 5004, 5160, 5560, 5805, 5977, 6255, 6966, 7506, 7740, 8340, 9288, 10008, 11259, 11610, 11954, 12510, 13932, 15012, 15480, 16680, 17415, 17931, 18765, 22518, 23220, 23908, 25020, 27864, 29885, 30024, 34830, 35862, 37530, 45036, 46440, 47816, 50040, 53793, 56295, 59770, 69660, 71724, 75060, 89655, 90072, 107586, 112590, 119540, 139320, 143448, 150120, 161379, 179310, 215172, 225180, 239080, 268965, 322758, 358620, 430344, 450360, 484137, 537930, 645516, 717240, 806895, 968274, 1075860, 1291032, 1613790, 1936548, 2151720, 2420685, 3227580, 3873096, 4841370, 6455160, 9682740, 19365480]

約数ペア:

[(1, 19365480), (2, 9682740), (3, 6455160), (4, 4841370), (5, 3873096), (6, 3227580), (8, 2420685), (9, 2151720), (10, 1936548), (12, 1613790), (15, 1291032), (18, 1075860), (20, 968274), (24, 806895), (27, 717240), (30, 645516), (36, 537930), (40, 484137), (43, 450360), (45, 430344), (54, 358620), (60, 322758), (72, 268965), (81, 239080), (86, 225180), (90, 215172), (108, 179310), (120, 161379), (129, 150120), (135, 143448), (139, 139320), (162, 119540), (172, 112590), (180, 107586), (215, 90072), (216, 89655), (258, 75060), (270, 71724), (278, 69660), (324, 59770), (344, 56295), (360, 53793), (387, 50040), (405, 47816), (417, 46440), (430, 45036), (516, 37530), (540, 35862), (556, 34830), (645, 30024), (648, 29885), (695, 27864), (774, 25020), (810, 23908), (834, 23220), (860, 22518), (1032, 18765), (1080, 17931), (1112, 17415), (1161, 16680), (1251, 15480), (1290, 15012), (1390, 13932), (1548, 12510), (1620, 11954), (1668, 11610), (1720, 11259), (1935, 10008), (2085, 9288), (2322, 8340), (2502, 7740), (2580, 7506), (2780, 6966), (3096, 6255), (3240, 5977), (3336, 5805), (3483, 5560), (3753, 5160), (3870, 5004), (4170, 4644)]