18008152960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1205

約数の個数: 256

約数和(自身を含む): 51238010880

約数和(自身を除く): 33229857920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 127, 128, 140, 155, 160, 217, 224, 248, 254, 280, 310, 320, 434, 448, 496, 508, 560, 620, 635, 640, 868, 889, 896, 992, 1016, 1021, 1085, 1120, 1240, 1270, 1736, 1778, 1984, 2032, 2042, 2170, 2240, 2480, 2540, 3472, 3556, 3937, 3968, 4064, 4084, 4340, 4445, 4480, 4960, 5080, 5105, 6944, 7112, 7147, 7874, 8128, 8168, 8680, 8890, 9920, 10160, 10210, 13888, 14224, 14294, 15748, 16256, 16336, 17360, 17780, 19685, 19840, 20320, 20420, 27559, 27776, 28448, 28588, 31496, 31651, 32672, 34720, 35560, 35735, 39370, 40640, 40840, 55118, 56896, 57176, 62992, 63302, 65344, 69440, 71120, 71470, 78740, 81280, 81680, 110236, 113792, 114352, 125984, 126604, 129667, 130688, 137795, 138880, 142240, 142940, 157480, 158255, 163360, 220472, 221557, 228704, 251968, 253208, 259334, 275590, 284480, 285880, 314960, 316510, 326720, 440944, 443114, 457408, 503936, 506416, 518668, 551180, 568960, 571760, 629920, 633020, 648335, 653440, 881888, 886228, 907669, 914816, 1012832, 1037336, 1102360, 1107785, 1143520, 1259840, 1266040, 1296670, 1763776, 1772456, 1815338, 2025664, 2074672, 2204720, 2215570, 2287040, 2519680, 2532080, 2593340, 3527552, 3544912, 3630676, 4019677, 4051328, 4149344, 4409440, 4431140, 4538345, 4574080, 5064160, 5186680, 7089824, 7261352, 8039354, 8298688, 8818880, 8862280, 9076690, 10128320, 10373360, 14179648, 14522704, 16078708, 16597376, 17637760, 17724560, 18153380, 20098385, 20256640, 20746720, 28137739, 28359296, 29045408, 32157416, 35449120, 36306760, 40196770, 41493440, 56275478, 58090816, 64314832, 70898240, 72613520, 80393540, 82986880, 112550956, 116181632, 128629664, 140688695, 141796480, 145227040, 160787080, 225101912, 257259328, 281377390, 290454080, 321574160, 450203824, 514518656, 562754780, 580908160, 643148320, 900407648, 1125509560, 1286296640, 1800815296, 2251019120, 2572593280, 3601630592, 4502038240, 9004076480, 18008152960]

約数ペア:

[(1, 18008152960), (2, 9004076480), (4, 4502038240), (5, 3601630592), (7, 2572593280), (8, 2251019120), (10, 1800815296), (14, 1286296640), (16, 1125509560), (20, 900407648), (28, 643148320), (31, 580908160), (32, 562754780), (35, 514518656), (40, 450203824), (56, 321574160), (62, 290454080), (64, 281377390), (70, 257259328), (80, 225101912), (112, 160787080), (124, 145227040), (127, 141796480), (128, 140688695), (140, 128629664), (155, 116181632), (160, 112550956), (217, 82986880), (224, 80393540), (248, 72613520), (254, 70898240), (280, 64314832), (310, 58090816), (320, 56275478), (434, 41493440), (448, 40196770), (496, 36306760), (508, 35449120), (560, 32157416), (620, 29045408), (635, 28359296), (640, 28137739), (868, 20746720), (889, 20256640), (896, 20098385), (992, 18153380), (1016, 17724560), (1021, 17637760), (1085, 16597376), (1120, 16078708), (1240, 14522704), (1270, 14179648), (1736, 10373360), (1778, 10128320), (1984, 9076690), (2032, 8862280), (2042, 8818880), (2170, 8298688), (2240, 8039354), (2480, 7261352), (2540, 7089824), (3472, 5186680), (3556, 5064160), (3937, 4574080), (3968, 4538345), (4064, 4431140), (4084, 4409440), (4340, 4149344), (4445, 4051328), (4480, 4019677), (4960, 3630676), (5080, 3544912), (5105, 3527552), (6944, 2593340), (7112, 2532080), (7147, 2519680), (7874, 2287040), (8128, 2215570), (8168, 2204720), (8680, 2074672), (8890, 2025664), (9920, 1815338), (10160, 1772456), (10210, 1763776), (13888, 1296670), (14224, 1266040), (14294, 1259840), (15748, 1143520), (16256, 1107785), (16336, 1102360), (17360, 1037336), (17780, 1012832), (19685, 914816), (19840, 907669), (20320, 886228), (20420, 881888), (27559, 653440), (27776, 648335), (28448, 633020), (28588, 629920), (31496, 571760), (31651, 568960), (32672, 551180), (34720, 518668), (35560, 506416), (35735, 503936), (39370, 457408), (40640, 443114), (40840, 440944), (55118, 326720), (56896, 316510), (57176, 314960), (62992, 285880), (63302, 284480), (65344, 275590), (69440, 259334), (71120, 253208), (71470, 251968), (78740, 228704), (81280, 221557), (81680, 220472), (110236, 163360), (113792, 158255), (114352, 157480), (125984, 142940), (126604, 142240), (129667, 138880), (130688, 137795)]