19498273020

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{197311}}^1$

素因数の和:197393

約数の個数: 120

約数和(自身を含む): 62169854208

約数和(自身を除く): 42671581188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 61, 81, 90, 108, 122, 135, 162, 180, 183, 244, 270, 305, 324, 366, 405, 540, 549, 610, 732, 810, 915, 1098, 1220, 1620, 1647, 1830, 2196, 2745, 3294, 3660, 4941, 5490, 6588, 8235, 9882, 10980, 16470, 19764, 24705, 32940, 49410, 98820, 197311, 394622, 591933, 789244, 986555, 1183866, 1775799, 1973110, 2367732, 2959665, 3551598, 3946220, 5327397, 5919330, 7103196, 8878995, 10654794, 11838660, 12035971, 15982191, 17757990, 21309588, 24071942, 26636985, 31964382, 35515980, 36107913, 48143884, 53273970, 60179855, 63928764, 72215826, 79910955, 106547940, 108323739, 120359710, 144431652, 159821910, 180539565, 216647478, 240719420, 319643820, 324971217, 361079130, 433294956, 541618695, 649942434, 722158260, 974913651, 1083237390, 1299884868, 1624856085, 1949827302, 2166474780, 3249712170, 3899654604, 4874568255, 6499424340, 9749136510, 19498273020]

約数ペア:

[(1, 19498273020), (2, 9749136510), (3, 6499424340), (4, 4874568255), (5, 3899654604), (6, 3249712170), (9, 2166474780), (10, 1949827302), (12, 1624856085), (15, 1299884868), (18, 1083237390), (20, 974913651), (27, 722158260), (30, 649942434), (36, 541618695), (45, 433294956), (54, 361079130), (60, 324971217), (61, 319643820), (81, 240719420), (90, 216647478), (108, 180539565), (122, 159821910), (135, 144431652), (162, 120359710), (180, 108323739), (183, 106547940), (244, 79910955), (270, 72215826), (305, 63928764), (324, 60179855), (366, 53273970), (405, 48143884), (540, 36107913), (549, 35515980), (610, 31964382), (732, 26636985), (810, 24071942), (915, 21309588), (1098, 17757990), (1220, 15982191), (1620, 12035971), (1647, 11838660), (1830, 10654794), (2196, 8878995), (2745, 7103196), (3294, 5919330), (3660, 5327397), (4941, 3946220), (5490, 3551598), (6588, 2959665), (8235, 2367732), (9882, 1973110), (10980, 1775799), (16470, 1183866), (19764, 986555), (24705, 789244), (32940, 591933), (49410, 394622), (98820, 197311)]