2147918580

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:607

約数の個数: 192

約数和(自身を含む): 6847061760

約数和(自身を除く): 4699143180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 90, 108, 122, 135, 180, 183, 197, 244, 270, 305, 331, 366, 394, 540, 549, 591, 610, 662, 732, 788, 915, 985, 993, 1098, 1182, 1220, 1324, 1647, 1655, 1773, 1830, 1970, 1986, 2196, 2364, 2745, 2955, 2979, 3294, 3310, 3546, 3660, 3940, 3972, 4965, 5319, 5490, 5910, 5958, 6588, 6620, 7092, 8235, 8865, 8937, 9930, 10638, 10980, 11820, 11916, 12017, 14895, 16470, 17730, 17874, 19860, 20191, 21276, 24034, 26595, 29790, 32940, 35460, 35748, 36051, 40382, 44685, 48068, 53190, 59580, 60085, 60573, 65207, 72102, 80764, 89370, 100955, 106380, 108153, 120170, 121146, 130414, 144204, 178740, 180255, 181719, 195621, 201910, 216306, 240340, 242292, 260828, 302865, 324459, 326035, 360510, 363438, 391242, 403820, 432612, 540765, 545157, 586863, 605730, 648918, 652070, 721020, 726876, 782484, 908595, 978105, 1081530, 1090314, 1173726, 1211460, 1297836, 1304140, 1622295, 1760589, 1817190, 1956210, 2163060, 2180628, 2347452, 2725785, 2934315, 3244590, 3521178, 3634380, 3912420, 3977627, 5451570, 5868630, 6489180, 7042356, 7955254, 8802945, 10903140, 11737260, 11932881, 15910508, 17605890, 19888135, 23865762, 35211780, 35798643, 39776270, 47731524, 59664405, 71597286, 79552540, 107395929, 119328810, 143194572, 178993215, 214791858, 238657620, 357986430, 429583716, 536979645, 715972860, 1073959290, 2147918580]

約数ペア:

[(1, 2147918580), (2, 1073959290), (3, 715972860), (4, 536979645), (5, 429583716), (6, 357986430), (9, 238657620), (10, 214791858), (12, 178993215), (15, 143194572), (18, 119328810), (20, 107395929), (27, 79552540), (30, 71597286), (36, 59664405), (45, 47731524), (54, 39776270), (60, 35798643), (61, 35211780), (90, 23865762), (108, 19888135), (122, 17605890), (135, 15910508), (180, 11932881), (183, 11737260), (197, 10903140), (244, 8802945), (270, 7955254), (305, 7042356), (331, 6489180), (366, 5868630), (394, 5451570), (540, 3977627), (549, 3912420), (591, 3634380), (610, 3521178), (662, 3244590), (732, 2934315), (788, 2725785), (915, 2347452), (985, 2180628), (993, 2163060), (1098, 1956210), (1182, 1817190), (1220, 1760589), (1324, 1622295), (1647, 1304140), (1655, 1297836), (1773, 1211460), (1830, 1173726), (1970, 1090314), (1986, 1081530), (2196, 978105), (2364, 908595), (2745, 782484), (2955, 726876), (2979, 721020), (3294, 652070), (3310, 648918), (3546, 605730), (3660, 586863), (3940, 545157), (3972, 540765), (4965, 432612), (5319, 403820), (5490, 391242), (5910, 363438), (5958, 360510), (6588, 326035), (6620, 324459), (7092, 302865), (8235, 260828), (8865, 242292), (8937, 240340), (9930, 216306), (10638, 201910), (10980, 195621), (11820, 181719), (11916, 180255), (12017, 178740), (14895, 144204), (16470, 130414), (17730, 121146), (17874, 120170), (19860, 108153), (20191, 106380), (21276, 100955), (24034, 89370), (26595, 80764), (29790, 72102), (32940, 65207), (35460, 60573), (35748, 60085), (36051, 59580), (40382, 53190), (44685, 48068)]