78138228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:893

約数の個数: 96

約数和(自身を含む): 221175808

約数和(自身を除く): 143037580

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 37, 42, 62, 74, 84, 93, 111, 124, 148, 186, 217, 222, 259, 372, 434, 444, 518, 651, 777, 811, 868, 1036, 1147, 1302, 1554, 1622, 2294, 2433, 2604, 3108, 3244, 3441, 4588, 4866, 5677, 6882, 8029, 9732, 11354, 13764, 16058, 17031, 22708, 24087, 25141, 30007, 32116, 34062, 48174, 50282, 60014, 68124, 75423, 90021, 96348, 100564, 120028, 150846, 175987, 180042, 210049, 301692, 351974, 360084, 420098, 527961, 630147, 703948, 840196, 930217, 1055922, 1260294, 1860434, 2111844, 2520588, 2790651, 3720868, 5581302, 6511519, 11162604, 13023038, 19534557, 26046076, 39069114, 78138228]

約数ペア:

[(1, 78138228), (2, 39069114), (3, 26046076), (4, 19534557), (6, 13023038), (7, 11162604), (12, 6511519), (14, 5581302), (21, 3720868), (28, 2790651), (31, 2520588), (37, 2111844), (42, 1860434), (62, 1260294), (74, 1055922), (84, 930217), (93, 840196), (111, 703948), (124, 630147), (148, 527961), (186, 420098), (217, 360084), (222, 351974), (259, 301692), (372, 210049), (434, 180042), (444, 175987), (518, 150846), (651, 120028), (777, 100564), (811, 96348), (868, 90021), (1036, 75423), (1147, 68124), (1302, 60014), (1554, 50282), (1622, 48174), (2294, 34062), (2433, 32116), (2604, 30007), (3108, 25141), (3244, 24087), (3441, 22708), (4588, 17031), (4866, 16058), (5677, 13764), (6882, 11354), (8029, 9732)]