77447988

素因数分解:

$2^2\times 3^5\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:188

約数の個数: 144

約数和(自身を含む): 221981760

約数和(自身を除く): 144533772

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 27, 34, 36, 43, 51, 54, 68, 81, 86, 102, 108, 109, 129, 153, 162, 172, 204, 218, 243, 258, 306, 324, 327, 387, 436, 459, 486, 516, 612, 654, 731, 774, 918, 972, 981, 1161, 1308, 1377, 1462, 1548, 1836, 1853, 1962, 2193, 2322, 2754, 2924, 2943, 3483, 3706, 3924, 4131, 4386, 4644, 4687, 5508, 5559, 5886, 6579, 6966, 7412, 8262, 8772, 8829, 9374, 10449, 11118, 11772, 13158, 13932, 14061, 16524, 16677, 17658, 18748, 19737, 20898, 22236, 26316, 26487, 28122, 33354, 35316, 39474, 41796, 42183, 50031, 52974, 56244, 59211, 66708, 78948, 79679, 84366, 100062, 105948, 118422, 126549, 150093, 159358, 168732, 177633, 200124, 236844, 239037, 253098, 300186, 318716, 355266, 379647, 450279, 478074, 506196, 600372, 710532, 717111, 759294, 900558, 956148, 1138941, 1434222, 1518588, 1801116, 2151333, 2277882, 2868444, 4302666, 4555764, 6453999, 8605332, 12907998, 19361997, 25815996, 38723994, 77447988]

約数ペア:

[(1, 77447988), (2, 38723994), (3, 25815996), (4, 19361997), (6, 12907998), (9, 8605332), (12, 6453999), (17, 4555764), (18, 4302666), (27, 2868444), (34, 2277882), (36, 2151333), (43, 1801116), (51, 1518588), (54, 1434222), (68, 1138941), (81, 956148), (86, 900558), (102, 759294), (108, 717111), (109, 710532), (129, 600372), (153, 506196), (162, 478074), (172, 450279), (204, 379647), (218, 355266), (243, 318716), (258, 300186), (306, 253098), (324, 239037), (327, 236844), (387, 200124), (436, 177633), (459, 168732), (486, 159358), (516, 150093), (612, 126549), (654, 118422), (731, 105948), (774, 100062), (918, 84366), (972, 79679), (981, 78948), (1161, 66708), (1308, 59211), (1377, 56244), (1462, 52974), (1548, 50031), (1836, 42183), (1853, 41796), (1962, 39474), (2193, 35316), (2322, 33354), (2754, 28122), (2924, 26487), (2943, 26316), (3483, 22236), (3706, 20898), (3924, 19737), (4131, 18748), (4386, 17658), (4644, 16677), (4687, 16524), (5508, 14061), (5559, 13932), (5886, 13158), (6579, 11772), (6966, 11118), (7412, 10449), (8262, 9374), (8772, 8829)]