491085756

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1699}}^1$

素因数の和:1784

約数の個数: 144

約数和(自身を含む): 1504921600

約数和(自身を除く): 1013835844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 37, 42, 62, 63, 74, 84, 93, 111, 124, 126, 148, 186, 217, 222, 252, 259, 279, 333, 372, 434, 444, 518, 558, 651, 666, 777, 868, 1036, 1116, 1147, 1302, 1332, 1554, 1699, 1953, 2294, 2331, 2604, 3108, 3398, 3441, 3906, 4588, 4662, 5097, 6796, 6882, 7812, 8029, 9324, 10194, 10323, 11893, 13764, 15291, 16058, 20388, 20646, 23786, 24087, 30582, 32116, 35679, 41292, 47572, 48174, 52669, 61164, 62863, 71358, 72261, 96348, 105338, 107037, 125726, 142716, 144522, 158007, 188589, 210676, 214074, 251452, 289044, 316014, 368683, 377178, 428148, 440041, 474021, 565767, 632028, 737366, 754356, 880082, 948042, 1106049, 1131534, 1320123, 1474732, 1760164, 1896084, 1948753, 2212098, 2263068, 2640246, 3318147, 3897506, 3960369, 4424196, 5280492, 5846259, 6636294, 7795012, 7920738, 11692518, 13272588, 13641271, 15841476, 17538777, 23385036, 27282542, 35077554, 40923813, 54565084, 70155108, 81847626, 122771439, 163695252, 245542878, 491085756]

約数ペア:

[(1, 491085756), (2, 245542878), (3, 163695252), (4, 122771439), (6, 81847626), (7, 70155108), (9, 54565084), (12, 40923813), (14, 35077554), (18, 27282542), (21, 23385036), (28, 17538777), (31, 15841476), (36, 13641271), (37, 13272588), (42, 11692518), (62, 7920738), (63, 7795012), (74, 6636294), (84, 5846259), (93, 5280492), (111, 4424196), (124, 3960369), (126, 3897506), (148, 3318147), (186, 2640246), (217, 2263068), (222, 2212098), (252, 1948753), (259, 1896084), (279, 1760164), (333, 1474732), (372, 1320123), (434, 1131534), (444, 1106049), (518, 948042), (558, 880082), (651, 754356), (666, 737366), (777, 632028), (868, 565767), (1036, 474021), (1116, 440041), (1147, 428148), (1302, 377178), (1332, 368683), (1554, 316014), (1699, 289044), (1953, 251452), (2294, 214074), (2331, 210676), (2604, 188589), (3108, 158007), (3398, 144522), (3441, 142716), (3906, 125726), (4588, 107037), (4662, 105338), (5097, 96348), (6796, 72261), (6882, 71358), (7812, 62863), (8029, 61164), (9324, 52669), (10194, 48174), (10323, 47572), (11893, 41292), (13764, 35679), (15291, 32116), (16058, 30582), (20388, 24087), (20646, 23786)]