247514520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 256

約数和(自身を含む): 870912000

約数和(自身を除く): 623397480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 19, 20, 22, 24, 30, 33, 38, 40, 44, 55, 57, 60, 66, 71, 76, 88, 95, 110, 114, 120, 132, 139, 142, 152, 165, 190, 209, 213, 220, 228, 264, 278, 284, 285, 330, 355, 380, 417, 418, 426, 440, 456, 556, 568, 570, 627, 660, 695, 710, 760, 781, 834, 836, 852, 1045, 1065, 1112, 1140, 1254, 1320, 1349, 1390, 1420, 1529, 1562, 1668, 1672, 1704, 2085, 2090, 2130, 2280, 2343, 2508, 2641, 2698, 2780, 2840, 3058, 3124, 3135, 3336, 3905, 4047, 4170, 4180, 4260, 4587, 4686, 5016, 5282, 5396, 5560, 6116, 6248, 6270, 6745, 7645, 7810, 7923, 8094, 8340, 8360, 8520, 9174, 9372, 9869, 10564, 10792, 11715, 12232, 12540, 13205, 13490, 14839, 15290, 15620, 15846, 16188, 16680, 18348, 18744, 19738, 20235, 21128, 22935, 23430, 25080, 26410, 26980, 29051, 29607, 29678, 30580, 31240, 31692, 32376, 36696, 39476, 39615, 40470, 44517, 45870, 46860, 49345, 52820, 53960, 58102, 59214, 59356, 61160, 63384, 74195, 78952, 79230, 80940, 87153, 89034, 91740, 93720, 98690, 105640, 108559, 116204, 118428, 118712, 145255, 148035, 148390, 158460, 161880, 174306, 178068, 183480, 187511, 197380, 217118, 222585, 232408, 236856, 290510, 296070, 296780, 316920, 325677, 348612, 356136, 375022, 394760, 434236, 435765, 445170, 542795, 562533, 581020, 592140, 593560, 651354, 697224, 750044, 868472, 871530, 890340, 937555, 1085590, 1125066, 1162040, 1184280, 1302708, 1500088, 1628385, 1743060, 1780680, 1875110, 2062621, 2171180, 2250132, 2605416, 2812665, 3256770, 3486120, 3750220, 4125242, 4342360, 4500264, 5625330, 6187863, 6513540, 7500440, 8250484, 10313105, 11250660, 12375726, 13027080, 16500968, 20626210, 22501320, 24751452, 30939315, 41252420, 49502904, 61878630, 82504840, 123757260, 247514520]

約数ペア:

[(1, 247514520), (2, 123757260), (3, 82504840), (4, 61878630), (5, 49502904), (6, 41252420), (8, 30939315), (10, 24751452), (11, 22501320), (12, 20626210), (15, 16500968), (19, 13027080), (20, 12375726), (22, 11250660), (24, 10313105), (30, 8250484), (33, 7500440), (38, 6513540), (40, 6187863), (44, 5625330), (55, 4500264), (57, 4342360), (60, 4125242), (66, 3750220), (71, 3486120), (76, 3256770), (88, 2812665), (95, 2605416), (110, 2250132), (114, 2171180), (120, 2062621), (132, 1875110), (139, 1780680), (142, 1743060), (152, 1628385), (165, 1500088), (190, 1302708), (209, 1184280), (213, 1162040), (220, 1125066), (228, 1085590), (264, 937555), (278, 890340), (284, 871530), (285, 868472), (330, 750044), (355, 697224), (380, 651354), (417, 593560), (418, 592140), (426, 581020), (440, 562533), (456, 542795), (556, 445170), (568, 435765), (570, 434236), (627, 394760), (660, 375022), (695, 356136), (710, 348612), (760, 325677), (781, 316920), (834, 296780), (836, 296070), (852, 290510), (1045, 236856), (1065, 232408), (1112, 222585), (1140, 217118), (1254, 197380), (1320, 187511), (1349, 183480), (1390, 178068), (1420, 174306), (1529, 161880), (1562, 158460), (1668, 148390), (1672, 148035), (1704, 145255), (2085, 118712), (2090, 118428), (2130, 116204), (2280, 108559), (2343, 105640), (2508, 98690), (2641, 93720), (2698, 91740), (2780, 89034), (2840, 87153), (3058, 80940), (3124, 79230), (3135, 78952), (3336, 74195), (3905, 63384), (4047, 61160), (4170, 59356), (4180, 59214), (4260, 58102), (4587, 53960), (4686, 52820), (5016, 49345), (5282, 46860), (5396, 45870), (5560, 44517), (6116, 40470), (6248, 39615), (6270, 39476), (6745, 36696), (7645, 32376), (7810, 31692), (7923, 31240), (8094, 30580), (8340, 29678), (8360, 29607), (8520, 29051), (9174, 26980), (9372, 26410), (9869, 25080), (10564, 23430), (10792, 22935), (11715, 21128), (12232, 20235), (12540, 19738), (13205, 18744), (13490, 18348), (14839, 16680), (15290, 16188), (15620, 15846)]