42003780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:203

約数の個数: 192

約数和(自身を含む): 148646400

約数和(自身を除く): 106642620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 157, 182, 195, 196, 210, 245, 260, 273, 294, 314, 343, 364, 390, 420, 455, 471, 490, 546, 588, 628, 637, 686, 735, 780, 785, 910, 942, 980, 1029, 1092, 1099, 1274, 1365, 1372, 1470, 1570, 1715, 1820, 1884, 1911, 2041, 2058, 2198, 2355, 2548, 2730, 2940, 3140, 3185, 3297, 3430, 3822, 4082, 4116, 4396, 4459, 4710, 5145, 5460, 5495, 6123, 6370, 6594, 6860, 7644, 7693, 8164, 8918, 9420, 9555, 10205, 10290, 10990, 12246, 12740, 13188, 13377, 14287, 15386, 16485, 17836, 19110, 20410, 20580, 21980, 22295, 23079, 24492, 26754, 28574, 30615, 30772, 32970, 38220, 38465, 40820, 42861, 44590, 46158, 53508, 53851, 57148, 61230, 65940, 66885, 71435, 76930, 85722, 89180, 92316, 100009, 107702, 115395, 122460, 133770, 142870, 153860, 161553, 171444, 200018, 214305, 215404, 230790, 267540, 269255, 285740, 300027, 323106, 400036, 428610, 461580, 500045, 538510, 600054, 646212, 700063, 807765, 857220, 1000090, 1077020, 1200108, 1400126, 1500135, 1615530, 2000180, 2100189, 2800252, 3000270, 3231060, 3500315, 4200378, 6000540, 7000630, 8400756, 10500945, 14001260, 21001890, 42003780]

約数ペア:

[(1, 42003780), (2, 21001890), (3, 14001260), (4, 10500945), (5, 8400756), (6, 7000630), (7, 6000540), (10, 4200378), (12, 3500315), (13, 3231060), (14, 3000270), (15, 2800252), (20, 2100189), (21, 2000180), (26, 1615530), (28, 1500135), (30, 1400126), (35, 1200108), (39, 1077020), (42, 1000090), (49, 857220), (52, 807765), (60, 700063), (65, 646212), (70, 600054), (78, 538510), (84, 500045), (91, 461580), (98, 428610), (105, 400036), (130, 323106), (140, 300027), (147, 285740), (156, 269255), (157, 267540), (182, 230790), (195, 215404), (196, 214305), (210, 200018), (245, 171444), (260, 161553), (273, 153860), (294, 142870), (314, 133770), (343, 122460), (364, 115395), (390, 107702), (420, 100009), (455, 92316), (471, 89180), (490, 85722), (546, 76930), (588, 71435), (628, 66885), (637, 65940), (686, 61230), (735, 57148), (780, 53851), (785, 53508), (910, 46158), (942, 44590), (980, 42861), (1029, 40820), (1092, 38465), (1099, 38220), (1274, 32970), (1365, 30772), (1372, 30615), (1470, 28574), (1570, 26754), (1715, 24492), (1820, 23079), (1884, 22295), (1911, 21980), (2041, 20580), (2058, 20410), (2198, 19110), (2355, 17836), (2548, 16485), (2730, 15386), (2940, 14287), (3140, 13377), (3185, 13188), (3297, 12740), (3430, 12246), (3822, 10990), (4082, 10290), (4116, 10205), (4396, 9555), (4459, 9420), (4710, 8918), (5145, 8164), (5460, 7693), (5495, 7644), (6123, 6860), (6370, 6594)]