81330732

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:436

約数の個数: 144

約数和(自身を含む): 251596800

約数和(自身を除く): 170266068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 31, 36, 42, 58, 62, 63, 84, 87, 93, 116, 124, 126, 174, 186, 203, 217, 252, 261, 279, 348, 359, 372, 406, 434, 522, 558, 609, 651, 718, 812, 868, 899, 1044, 1077, 1116, 1218, 1302, 1436, 1798, 1827, 1953, 2154, 2436, 2513, 2604, 2697, 3231, 3596, 3654, 3906, 4308, 5026, 5394, 6293, 6462, 7308, 7539, 7812, 8091, 10052, 10411, 10788, 11129, 12586, 12924, 15078, 16182, 18879, 20822, 22258, 22617, 25172, 30156, 31233, 32364, 33387, 37758, 41644, 44516, 45234, 56637, 62466, 66774, 72877, 75516, 77903, 90468, 93699, 100161, 113274, 124932, 133548, 145754, 155806, 187398, 200322, 218631, 226548, 233709, 291508, 311612, 322741, 374796, 400644, 437262, 467418, 645482, 655893, 701127, 874524, 934836, 968223, 1290964, 1311786, 1402254, 1936446, 2259187, 2623572, 2804508, 2904669, 3872892, 4518374, 5809338, 6777561, 9036748, 11618676, 13555122, 20332683, 27110244, 40665366, 81330732]

約数ペア:

[(1, 81330732), (2, 40665366), (3, 27110244), (4, 20332683), (6, 13555122), (7, 11618676), (9, 9036748), (12, 6777561), (14, 5809338), (18, 4518374), (21, 3872892), (28, 2904669), (29, 2804508), (31, 2623572), (36, 2259187), (42, 1936446), (58, 1402254), (62, 1311786), (63, 1290964), (84, 968223), (87, 934836), (93, 874524), (116, 701127), (124, 655893), (126, 645482), (174, 467418), (186, 437262), (203, 400644), (217, 374796), (252, 322741), (261, 311612), (279, 291508), (348, 233709), (359, 226548), (372, 218631), (406, 200322), (434, 187398), (522, 155806), (558, 145754), (609, 133548), (651, 124932), (718, 113274), (812, 100161), (868, 93699), (899, 90468), (1044, 77903), (1077, 75516), (1116, 72877), (1218, 66774), (1302, 62466), (1436, 56637), (1798, 45234), (1827, 44516), (1953, 41644), (2154, 37758), (2436, 33387), (2513, 32364), (2604, 31233), (2697, 30156), (3231, 25172), (3596, 22617), (3654, 22258), (3906, 20822), (4308, 18879), (5026, 16182), (5394, 15078), (6293, 12924), (6462, 12586), (7308, 11129), (7539, 10788), (7812, 10411), (8091, 10052)]