257872680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{18367}}^1$

素因数の和:18400

約数の個数: 128

約数和(自身を含む): 925747200

約数和(自身を除く): 667874520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 18367, 36734, 55101, 73468, 91835, 110202, 146936, 165303, 183670, 220404, 238771, 275505, 330606, 367340, 440808, 477542, 495909, 551010, 661212, 716313, 734680, 826515, 955084, 991818, 1102020, 1193855, 1322424, 1432626, 1653030, 1910168, 1983636, 2148939, 2204040, 2387710, 2479545, 2865252, 3306060, 3581565, 3967272, 4297878, 4775420, 4959090, 5730504, 6446817, 6612120, 7163130, 8595756, 9550840, 9918180, 10744695, 12893634, 14326260, 17191512, 19836360, 21489390, 25787268, 28652520, 32234085, 42978780, 51574536, 64468170, 85957560, 128936340, 257872680]

約数ペア:

[(1, 257872680), (2, 128936340), (3, 85957560), (4, 64468170), (5, 51574536), (6, 42978780), (8, 32234085), (9, 28652520), (10, 25787268), (12, 21489390), (13, 19836360), (15, 17191512), (18, 14326260), (20, 12893634), (24, 10744695), (26, 9918180), (27, 9550840), (30, 8595756), (36, 7163130), (39, 6612120), (40, 6446817), (45, 5730504), (52, 4959090), (54, 4775420), (60, 4297878), (65, 3967272), (72, 3581565), (78, 3306060), (90, 2865252), (104, 2479545), (108, 2387710), (117, 2204040), (120, 2148939), (130, 1983636), (135, 1910168), (156, 1653030), (180, 1432626), (195, 1322424), (216, 1193855), (234, 1102020), (260, 991818), (270, 955084), (312, 826515), (351, 734680), (360, 716313), (390, 661212), (468, 551010), (520, 495909), (540, 477542), (585, 440808), (702, 367340), (780, 330606), (936, 275505), (1080, 238771), (1170, 220404), (1404, 183670), (1560, 165303), (1755, 146936), (2340, 110202), (2808, 91835), (3510, 73468), (4680, 55101), (7020, 36734), (14040, 18367)]