168981372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 511393792

約数和(自身を除く): 342412420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 31, 36, 42, 62, 63, 84, 93, 97, 124, 126, 186, 194, 217, 223, 252, 279, 291, 372, 388, 434, 446, 558, 582, 651, 669, 679, 868, 873, 892, 1116, 1164, 1302, 1338, 1358, 1561, 1746, 1953, 2007, 2037, 2604, 2676, 2716, 3007, 3122, 3492, 3906, 4014, 4074, 4683, 6014, 6111, 6244, 6913, 7812, 8028, 8148, 9021, 9366, 12028, 12222, 13826, 14049, 18042, 18732, 20739, 21049, 21631, 24444, 27063, 27652, 28098, 36084, 41478, 42098, 43262, 48391, 54126, 56196, 62217, 63147, 64893, 82956, 84196, 86524, 96782, 108252, 124434, 126294, 129786, 145173, 151417, 189441, 193564, 194679, 248868, 252588, 259572, 290346, 302834, 378882, 389358, 435519, 454251, 580692, 605668, 670561, 757764, 778716, 871038, 908502, 1341122, 1362753, 1742076, 1817004, 2011683, 2682244, 2725506, 4023366, 4693927, 5451012, 6035049, 8046732, 9387854, 12070098, 14081781, 18775708, 24140196, 28163562, 42245343, 56327124, 84490686, 168981372]

約数ペア:

[(1, 168981372), (2, 84490686), (3, 56327124), (4, 42245343), (6, 28163562), (7, 24140196), (9, 18775708), (12, 14081781), (14, 12070098), (18, 9387854), (21, 8046732), (28, 6035049), (31, 5451012), (36, 4693927), (42, 4023366), (62, 2725506), (63, 2682244), (84, 2011683), (93, 1817004), (97, 1742076), (124, 1362753), (126, 1341122), (186, 908502), (194, 871038), (217, 778716), (223, 757764), (252, 670561), (279, 605668), (291, 580692), (372, 454251), (388, 435519), (434, 389358), (446, 378882), (558, 302834), (582, 290346), (651, 259572), (669, 252588), (679, 248868), (868, 194679), (873, 193564), (892, 189441), (1116, 151417), (1164, 145173), (1302, 129786), (1338, 126294), (1358, 124434), (1561, 108252), (1746, 96782), (1953, 86524), (2007, 84196), (2037, 82956), (2604, 64893), (2676, 63147), (2716, 62217), (3007, 56196), (3122, 54126), (3492, 48391), (3906, 43262), (4014, 42098), (4074, 41478), (4683, 36084), (6014, 28098), (6111, 27652), (6244, 27063), (6913, 24444), (7812, 21631), (8028, 21049), (8148, 20739), (9021, 18732), (9366, 18042), (12028, 14049), (12222, 13826)]