240536520

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31817}}^1$

素因数の和:31844

約数の個数: 128

約数和(自身を含む): 916358400

約数和(自身を除く): 675821880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 31817, 63634, 95451, 127268, 159085, 190902, 222719, 254536, 286353, 318170, 381804, 445438, 477255, 572706, 636340, 668157, 763608, 859059, 890876, 954510, 1113595, 1145412, 1272680, 1336314, 1431765, 1718118, 1781752, 1909020, 2004471, 2227190, 2290824, 2672628, 2863530, 3340785, 3436236, 3818040, 4008942, 4295295, 4454380, 5345256, 5727060, 6013413, 6681570, 6872472, 8017884, 8590590, 8908760, 10022355, 11454120, 12026826, 13363140, 16035768, 17181180, 20044710, 24053652, 26726280, 30067065, 34362360, 40089420, 48107304, 60134130, 80178840, 120268260, 240536520]

約数ペア:

[(1, 240536520), (2, 120268260), (3, 80178840), (4, 60134130), (5, 48107304), (6, 40089420), (7, 34362360), (8, 30067065), (9, 26726280), (10, 24053652), (12, 20044710), (14, 17181180), (15, 16035768), (18, 13363140), (20, 12026826), (21, 11454120), (24, 10022355), (27, 8908760), (28, 8590590), (30, 8017884), (35, 6872472), (36, 6681570), (40, 6013413), (42, 5727060), (45, 5345256), (54, 4454380), (56, 4295295), (60, 4008942), (63, 3818040), (70, 3436236), (72, 3340785), (84, 2863530), (90, 2672628), (105, 2290824), (108, 2227190), (120, 2004471), (126, 1909020), (135, 1781752), (140, 1718118), (168, 1431765), (180, 1336314), (189, 1272680), (210, 1145412), (216, 1113595), (252, 954510), (270, 890876), (280, 859059), (315, 763608), (360, 668157), (378, 636340), (420, 572706), (504, 477255), (540, 445438), (630, 381804), (756, 318170), (840, 286353), (945, 254536), (1080, 222719), (1260, 190902), (1512, 159085), (1890, 127268), (2520, 95451), (3780, 63634), (7560, 31817)]