157642920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:360

約数の個数: 192

約数和(自身を含む): 543628800

約数和(自身を除く): 385985880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 79, 90, 92, 115, 120, 138, 158, 180, 184, 207, 230, 237, 241, 276, 316, 345, 360, 395, 414, 460, 474, 482, 552, 632, 690, 711, 723, 790, 828, 920, 948, 964, 1035, 1185, 1205, 1380, 1422, 1446, 1580, 1656, 1817, 1896, 1928, 2070, 2169, 2370, 2410, 2760, 2844, 2892, 3160, 3555, 3615, 3634, 4140, 4338, 4740, 4820, 5451, 5543, 5688, 5784, 7110, 7230, 7268, 8280, 8676, 9085, 9480, 9640, 10845, 10902, 11086, 14220, 14460, 14536, 16353, 16629, 17352, 18170, 19039, 21690, 21804, 22172, 27255, 27715, 28440, 28920, 32706, 33258, 36340, 38078, 43380, 43608, 44344, 49887, 54510, 55430, 57117, 65412, 66516, 72680, 76156, 81765, 83145, 86760, 95195, 99774, 109020, 110860, 114234, 130824, 133032, 152312, 163530, 166290, 171351, 190390, 199548, 218040, 221720, 228468, 249435, 285585, 327060, 332580, 342702, 380780, 399096, 437897, 456936, 498870, 571170, 654120, 665160, 685404, 761560, 856755, 875794, 997740, 1142340, 1313691, 1370808, 1713510, 1751588, 1995480, 2189485, 2284680, 2627382, 3427020, 3503176, 3941073, 4378970, 5254764, 6568455, 6854040, 7882146, 8757940, 10509528, 13136910, 15764292, 17515880, 19705365, 26273820, 31528584, 39410730, 52547640, 78821460, 157642920]

約数ペア:

[(1, 157642920), (2, 78821460), (3, 52547640), (4, 39410730), (5, 31528584), (6, 26273820), (8, 19705365), (9, 17515880), (10, 15764292), (12, 13136910), (15, 10509528), (18, 8757940), (20, 7882146), (23, 6854040), (24, 6568455), (30, 5254764), (36, 4378970), (40, 3941073), (45, 3503176), (46, 3427020), (60, 2627382), (69, 2284680), (72, 2189485), (79, 1995480), (90, 1751588), (92, 1713510), (115, 1370808), (120, 1313691), (138, 1142340), (158, 997740), (180, 875794), (184, 856755), (207, 761560), (230, 685404), (237, 665160), (241, 654120), (276, 571170), (316, 498870), (345, 456936), (360, 437897), (395, 399096), (414, 380780), (460, 342702), (474, 332580), (482, 327060), (552, 285585), (632, 249435), (690, 228468), (711, 221720), (723, 218040), (790, 199548), (828, 190390), (920, 171351), (948, 166290), (964, 163530), (1035, 152312), (1185, 133032), (1205, 130824), (1380, 114234), (1422, 110860), (1446, 109020), (1580, 99774), (1656, 95195), (1817, 86760), (1896, 83145), (1928, 81765), (2070, 76156), (2169, 72680), (2370, 66516), (2410, 65412), (2760, 57117), (2844, 55430), (2892, 54510), (3160, 49887), (3555, 44344), (3615, 43608), (3634, 43380), (4140, 38078), (4338, 36340), (4740, 33258), (4820, 32706), (5451, 28920), (5543, 28440), (5688, 27715), (5784, 27255), (7110, 22172), (7230, 21804), (7268, 21690), (8280, 19039), (8676, 18170), (9085, 17352), (9480, 16629), (9640, 16353), (10845, 14536), (10902, 14460), (11086, 14220)]