1878902028

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^2\times {\mathrm{97}}^2$

素因数の和:293

約数の個数: 108

約数和(自身を含む): 5039090280

約数和(自身を除く): 3160188252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 97, 108, 129, 172, 194, 258, 291, 387, 388, 516, 582, 774, 873, 1161, 1164, 1548, 1746, 1849, 2322, 2619, 3492, 3698, 4171, 4644, 5238, 5547, 7396, 8342, 9409, 10476, 11094, 12513, 16641, 16684, 18818, 22188, 25026, 28227, 33282, 37539, 37636, 49923, 50052, 56454, 66564, 75078, 84681, 99846, 112617, 112908, 150156, 169362, 179353, 199692, 225234, 254043, 338724, 358706, 404587, 450468, 508086, 538059, 717412, 809174, 1016172, 1076118, 1213761, 1614177, 1618348, 2152236, 2427522, 3228354, 3641283, 4842531, 4855044, 6456708, 7282566, 9685062, 10923849, 14565132, 17397241, 19370124, 21847698, 34794482, 43695396, 52191723, 69588964, 104383446, 156575169, 208766892, 313150338, 469725507, 626300676, 939451014, 1878902028]

約数ペア:

[(1, 1878902028), (2, 939451014), (3, 626300676), (4, 469725507), (6, 313150338), (9, 208766892), (12, 156575169), (18, 104383446), (27, 69588964), (36, 52191723), (43, 43695396), (54, 34794482), (86, 21847698), (97, 19370124), (108, 17397241), (129, 14565132), (172, 10923849), (194, 9685062), (258, 7282566), (291, 6456708), (387, 4855044), (388, 4842531), (516, 3641283), (582, 3228354), (774, 2427522), (873, 2152236), (1161, 1618348), (1164, 1614177), (1548, 1213761), (1746, 1076118), (1849, 1016172), (2322, 809174), (2619, 717412), (3492, 538059), (3698, 508086), (4171, 450468), (4644, 404587), (5238, 358706), (5547, 338724), (7396, 254043), (8342, 225234), (9409, 199692), (10476, 179353), (11094, 169362), (12513, 150156), (16641, 112908), (16684, 112617), (18818, 99846), (22188, 84681), (25026, 75078), (28227, 66564), (33282, 56454), (37539, 50052), (37636, 49923)]