140959980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:533

約数の個数: 192

約数和(自身を含む): 508032000

約数和(自身を除く): 367072020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 89, 90, 105, 108, 126, 135, 140, 178, 180, 189, 210, 252, 267, 270, 315, 356, 378, 419, 420, 445, 534, 540, 623, 630, 756, 801, 838, 890, 945, 1068, 1246, 1257, 1260, 1335, 1602, 1676, 1780, 1869, 1890, 2095, 2403, 2492, 2514, 2670, 2933, 3115, 3204, 3738, 3771, 3780, 4005, 4190, 4806, 5028, 5340, 5607, 5866, 6230, 6285, 7476, 7542, 8010, 8380, 8799, 9345, 9612, 11214, 11313, 11732, 12015, 12460, 12570, 14665, 15084, 16020, 16821, 17598, 18690, 18855, 22428, 22626, 24030, 25140, 26397, 28035, 29330, 33642, 35196, 37291, 37380, 37710, 43995, 45252, 48060, 52794, 56070, 56565, 58660, 67284, 74582, 75420, 79191, 84105, 87990, 105588, 111873, 112140, 113130, 131985, 149164, 158382, 168210, 175980, 186455, 223746, 226260, 261037, 263970, 316764, 335619, 336420, 372910, 395955, 447492, 522074, 527940, 559365, 671238, 745820, 783111, 791910, 1006857, 1044148, 1118730, 1305185, 1342476, 1566222, 1583820, 1678095, 2013714, 2237460, 2349333, 2610370, 3132444, 3356190, 3915555, 4027428, 4698666, 5034285, 5220740, 6712380, 7047999, 7831110, 9397332, 10068570, 11746665, 14095998, 15662220, 20137140, 23493330, 28191996, 35239995, 46986660, 70479990, 140959980]

約数ペア:

[(1, 140959980), (2, 70479990), (3, 46986660), (4, 35239995), (5, 28191996), (6, 23493330), (7, 20137140), (9, 15662220), (10, 14095998), (12, 11746665), (14, 10068570), (15, 9397332), (18, 7831110), (20, 7047999), (21, 6712380), (27, 5220740), (28, 5034285), (30, 4698666), (35, 4027428), (36, 3915555), (42, 3356190), (45, 3132444), (54, 2610370), (60, 2349333), (63, 2237460), (70, 2013714), (84, 1678095), (89, 1583820), (90, 1566222), (105, 1342476), (108, 1305185), (126, 1118730), (135, 1044148), (140, 1006857), (178, 791910), (180, 783111), (189, 745820), (210, 671238), (252, 559365), (267, 527940), (270, 522074), (315, 447492), (356, 395955), (378, 372910), (419, 336420), (420, 335619), (445, 316764), (534, 263970), (540, 261037), (623, 226260), (630, 223746), (756, 186455), (801, 175980), (838, 168210), (890, 158382), (945, 149164), (1068, 131985), (1246, 113130), (1257, 112140), (1260, 111873), (1335, 105588), (1602, 87990), (1676, 84105), (1780, 79191), (1869, 75420), (1890, 74582), (2095, 67284), (2403, 58660), (2492, 56565), (2514, 56070), (2670, 52794), (2933, 48060), (3115, 45252), (3204, 43995), (3738, 37710), (3771, 37380), (3780, 37291), (4005, 35196), (4190, 33642), (4806, 29330), (5028, 28035), (5340, 26397), (5607, 25140), (5866, 24030), (6230, 22626), (6285, 22428), (7476, 18855), (7542, 18690), (8010, 17598), (8380, 16821), (8799, 16020), (9345, 15084), (9612, 14665), (11214, 12570), (11313, 12460), (11732, 12015)]