78609960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:553

約数の個数: 256

約数和(自身を含む): 308448000

約数和(自身を除く): 229838040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 18, 20, 22, 24, 26, 27, 30, 33, 36, 39, 40, 44, 45, 52, 54, 55, 60, 65, 66, 72, 78, 88, 90, 99, 104, 108, 110, 117, 120, 130, 132, 135, 143, 156, 165, 180, 195, 198, 216, 220, 234, 260, 264, 270, 286, 297, 312, 330, 351, 360, 390, 396, 429, 440, 468, 495, 509, 520, 540, 572, 585, 594, 660, 702, 715, 780, 792, 858, 936, 990, 1018, 1080, 1144, 1170, 1188, 1287, 1320, 1404, 1430, 1485, 1527, 1560, 1716, 1755, 1980, 2036, 2145, 2340, 2376, 2545, 2574, 2808, 2860, 2970, 3054, 3432, 3510, 3861, 3960, 4072, 4290, 4581, 4680, 5090, 5148, 5599, 5720, 5940, 6108, 6435, 6617, 7020, 7635, 7722, 8580, 9162, 10180, 10296, 11198, 11880, 12216, 12870, 13234, 13743, 14040, 15270, 15444, 16797, 17160, 18324, 19305, 19851, 20360, 22396, 22905, 25740, 26468, 27486, 27995, 30540, 30888, 33085, 33594, 36648, 38610, 39702, 44792, 45810, 50391, 51480, 52936, 54972, 55990, 59553, 61080, 66170, 67188, 68715, 72787, 77220, 79404, 83985, 91620, 99255, 100782, 109944, 111980, 119106, 132340, 134376, 137430, 145574, 151173, 154440, 158808, 167970, 178659, 183240, 198510, 201564, 218361, 223960, 238212, 251955, 264680, 274860, 291148, 297765, 302346, 335940, 357318, 363935, 397020, 403128, 436722, 476424, 503910, 549720, 582296, 595530, 604692, 655083, 671880, 714636, 727870, 755865, 794040, 873444, 893295, 1007820, 1091805, 1191060, 1209384, 1310166, 1429272, 1455740, 1511730, 1746888, 1786590, 1965249, 2015640, 2183610, 2382120, 2620332, 2911480, 3023460, 3275415, 3573180, 3930498, 4367220, 5240664, 6046920, 6550830, 7146360, 7860996, 8734440, 9826245, 13101660, 15721992, 19652490, 26203320, 39304980, 78609960]

約数ペア:

[(1, 78609960), (2, 39304980), (3, 26203320), (4, 19652490), (5, 15721992), (6, 13101660), (8, 9826245), (9, 8734440), (10, 7860996), (11, 7146360), (12, 6550830), (13, 6046920), (15, 5240664), (18, 4367220), (20, 3930498), (22, 3573180), (24, 3275415), (26, 3023460), (27, 2911480), (30, 2620332), (33, 2382120), (36, 2183610), (39, 2015640), (40, 1965249), (44, 1786590), (45, 1746888), (52, 1511730), (54, 1455740), (55, 1429272), (60, 1310166), (65, 1209384), (66, 1191060), (72, 1091805), (78, 1007820), (88, 893295), (90, 873444), (99, 794040), (104, 755865), (108, 727870), (110, 714636), (117, 671880), (120, 655083), (130, 604692), (132, 595530), (135, 582296), (143, 549720), (156, 503910), (165, 476424), (180, 436722), (195, 403128), (198, 397020), (216, 363935), (220, 357318), (234, 335940), (260, 302346), (264, 297765), (270, 291148), (286, 274860), (297, 264680), (312, 251955), (330, 238212), (351, 223960), (360, 218361), (390, 201564), (396, 198510), (429, 183240), (440, 178659), (468, 167970), (495, 158808), (509, 154440), (520, 151173), (540, 145574), (572, 137430), (585, 134376), (594, 132340), (660, 119106), (702, 111980), (715, 109944), (780, 100782), (792, 99255), (858, 91620), (936, 83985), (990, 79404), (1018, 77220), (1080, 72787), (1144, 68715), (1170, 67188), (1188, 66170), (1287, 61080), (1320, 59553), (1404, 55990), (1430, 54972), (1485, 52936), (1527, 51480), (1560, 50391), (1716, 45810), (1755, 44792), (1980, 39702), (2036, 38610), (2145, 36648), (2340, 33594), (2376, 33085), (2545, 30888), (2574, 30540), (2808, 27995), (2860, 27486), (2970, 26468), (3054, 25740), (3432, 22905), (3510, 22396), (3861, 20360), (3960, 19851), (4072, 19305), (4290, 18324), (4581, 17160), (4680, 16797), (5090, 15444), (5148, 15270), (5599, 14040), (5720, 13743), (5940, 13234), (6108, 12870), (6435, 12216), (6617, 11880), (7020, 11198), (7635, 10296), (7722, 10180), (8580, 9162)]