209470716

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1487}}^1$

素因数の和:1560

約数の個数: 144

約数和(自身を含む): 667290624

約数和(自身を除く): 457819908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 43, 52, 63, 78, 84, 86, 91, 117, 126, 129, 156, 172, 182, 234, 252, 258, 273, 301, 364, 387, 468, 516, 546, 559, 602, 774, 819, 903, 1092, 1118, 1204, 1487, 1548, 1638, 1677, 1806, 2236, 2709, 2974, 3276, 3354, 3612, 3913, 4461, 5031, 5418, 5948, 6708, 7826, 8922, 10062, 10409, 10836, 11739, 13383, 15652, 17844, 19331, 20124, 20818, 23478, 26766, 31227, 35217, 38662, 41636, 46956, 53532, 57993, 62454, 63941, 70434, 77324, 93681, 115986, 124908, 127882, 135317, 140868, 173979, 187362, 191823, 231972, 255764, 270634, 347958, 374724, 383646, 405951, 447587, 541268, 575469, 695916, 767292, 811902, 831233, 895174, 1150938, 1217853, 1342761, 1623804, 1662466, 1790348, 2301876, 2435706, 2493699, 2685522, 3324932, 4028283, 4871412, 4987398, 5371044, 5818631, 7481097, 8056566, 9974796, 11637262, 14962194, 16113132, 17455893, 23274524, 29924388, 34911786, 52367679, 69823572, 104735358, 209470716]

約数ペア:

[(1, 209470716), (2, 104735358), (3, 69823572), (4, 52367679), (6, 34911786), (7, 29924388), (9, 23274524), (12, 17455893), (13, 16113132), (14, 14962194), (18, 11637262), (21, 9974796), (26, 8056566), (28, 7481097), (36, 5818631), (39, 5371044), (42, 4987398), (43, 4871412), (52, 4028283), (63, 3324932), (78, 2685522), (84, 2493699), (86, 2435706), (91, 2301876), (117, 1790348), (126, 1662466), (129, 1623804), (156, 1342761), (172, 1217853), (182, 1150938), (234, 895174), (252, 831233), (258, 811902), (273, 767292), (301, 695916), (364, 575469), (387, 541268), (468, 447587), (516, 405951), (546, 383646), (559, 374724), (602, 347958), (774, 270634), (819, 255764), (903, 231972), (1092, 191823), (1118, 187362), (1204, 173979), (1487, 140868), (1548, 135317), (1638, 127882), (1677, 124908), (1806, 115986), (2236, 93681), (2709, 77324), (2974, 70434), (3276, 63941), (3354, 62454), (3612, 57993), (3913, 53532), (4461, 46956), (5031, 41636), (5418, 38662), (5948, 35217), (6708, 31227), (7826, 26766), (8922, 23478), (10062, 20818), (10409, 20124), (10836, 19331), (11739, 17844), (13383, 15652)]