261058680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 658237320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 47, 54, 60, 72, 74, 90, 94, 108, 111, 120, 135, 139, 141, 148, 180, 185, 188, 216, 222, 235, 270, 278, 282, 296, 333, 360, 370, 376, 417, 423, 444, 470, 540, 555, 556, 564, 666, 695, 705, 740, 834, 846, 888, 940, 999, 1080, 1110, 1112, 1128, 1251, 1269, 1332, 1390, 1410, 1480, 1665, 1668, 1692, 1739, 1880, 1998, 2085, 2115, 2220, 2502, 2538, 2664, 2780, 2820, 3330, 3336, 3384, 3478, 3753, 3996, 4170, 4230, 4440, 4995, 5004, 5076, 5143, 5217, 5560, 5640, 6255, 6345, 6533, 6660, 6956, 7506, 7992, 8340, 8460, 8695, 9990, 10008, 10152, 10286, 10434, 12510, 12690, 13066, 13320, 13912, 15012, 15429, 15651, 16680, 16920, 17390, 18765, 19599, 19980, 20572, 20868, 25020, 25380, 25715, 26085, 26132, 30024, 30858, 31302, 32665, 34780, 37530, 39198, 39960, 41144, 41736, 46287, 46953, 50040, 50760, 51430, 52170, 52264, 58797, 61716, 62604, 65330, 69560, 75060, 77145, 78255, 78396, 92574, 93906, 97995, 102860, 104340, 117594, 123432, 125208, 130660, 138861, 150120, 154290, 156510, 156792, 176391, 185148, 187812, 195990, 205720, 208680, 231435, 234765, 235188, 241721, 261320, 277722, 293985, 308580, 313020, 352782, 370296, 375624, 391980, 462870, 469530, 470376, 483442, 555444, 587970, 617160, 626040, 694305, 705564, 725163, 783960, 881955, 925740, 939060, 966884, 1110888, 1175940, 1208605, 1388610, 1411128, 1450326, 1763910, 1851480, 1878120, 1933768, 2175489, 2351880, 2417210, 2777220, 2900652, 3527820, 3625815, 4350978, 4834420, 5554440, 5801304, 6526467, 7055640, 7251630, 8701956, 9668840, 10877445, 13052934, 14503260, 17403912, 21754890, 26105868, 29006520, 32632335, 43509780, 52211736, 65264670, 87019560, 130529340, 261058680]

約数ペア:

[(1, 261058680), (2, 130529340), (3, 87019560), (4, 65264670), (5, 52211736), (6, 43509780), (8, 32632335), (9, 29006520), (10, 26105868), (12, 21754890), (15, 17403912), (18, 14503260), (20, 13052934), (24, 10877445), (27, 9668840), (30, 8701956), (36, 7251630), (37, 7055640), (40, 6526467), (45, 5801304), (47, 5554440), (54, 4834420), (60, 4350978), (72, 3625815), (74, 3527820), (90, 2900652), (94, 2777220), (108, 2417210), (111, 2351880), (120, 2175489), (135, 1933768), (139, 1878120), (141, 1851480), (148, 1763910), (180, 1450326), (185, 1411128), (188, 1388610), (216, 1208605), (222, 1175940), (235, 1110888), (270, 966884), (278, 939060), (282, 925740), (296, 881955), (333, 783960), (360, 725163), (370, 705564), (376, 694305), (417, 626040), (423, 617160), (444, 587970), (470, 555444), (540, 483442), (555, 470376), (556, 469530), (564, 462870), (666, 391980), (695, 375624), (705, 370296), (740, 352782), (834, 313020), (846, 308580), (888, 293985), (940, 277722), (999, 261320), (1080, 241721), (1110, 235188), (1112, 234765), (1128, 231435), (1251, 208680), (1269, 205720), (1332, 195990), (1390, 187812), (1410, 185148), (1480, 176391), (1665, 156792), (1668, 156510), (1692, 154290), (1739, 150120), (1880, 138861), (1998, 130660), (2085, 125208), (2115, 123432), (2220, 117594), (2502, 104340), (2538, 102860), (2664, 97995), (2780, 93906), (2820, 92574), (3330, 78396), (3336, 78255), (3384, 77145), (3478, 75060), (3753, 69560), (3996, 65330), (4170, 62604), (4230, 61716), (4440, 58797), (4995, 52264), (5004, 52170), (5076, 51430), (5143, 50760), (5217, 50040), (5560, 46953), (5640, 46287), (6255, 41736), (6345, 41144), (6533, 39960), (6660, 39198), (6956, 37530), (7506, 34780), (7992, 32665), (8340, 31302), (8460, 30858), (8695, 30024), (9990, 26132), (10008, 26085), (10152, 25715), (10286, 25380), (10434, 25020), (12510, 20868), (12690, 20572), (13066, 19980), (13320, 19599), (13912, 18765), (15012, 17390), (15429, 16920), (15651, 16680)]