161313040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15161}}^1$

素因数の和:15200

約数の個数: 80

約数和(自身を含む): 451221120

約数和(自身を除く): 289908080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 15161, 30322, 60644, 75805, 106127, 121288, 151610, 212254, 242576, 288059, 303220, 424508, 530635, 576118, 606440, 849016, 1061270, 1152236, 1212880, 1440295, 1698032, 2016413, 2122540, 2304472, 2880590, 4032826, 4245080, 4608944, 5761180, 8065652, 8490160, 10082065, 11522360, 16131304, 20164130, 23044720, 32262608, 40328260, 80656520, 161313040]

約数ペア:

[(1, 161313040), (2, 80656520), (4, 40328260), (5, 32262608), (7, 23044720), (8, 20164130), (10, 16131304), (14, 11522360), (16, 10082065), (19, 8490160), (20, 8065652), (28, 5761180), (35, 4608944), (38, 4245080), (40, 4032826), (56, 2880590), (70, 2304472), (76, 2122540), (80, 2016413), (95, 1698032), (112, 1440295), (133, 1212880), (140, 1152236), (152, 1061270), (190, 849016), (266, 606440), (280, 576118), (304, 530635), (380, 424508), (532, 303220), (560, 288059), (665, 242576), (760, 212254), (1064, 151610), (1330, 121288), (1520, 106127), (2128, 75805), (2660, 60644), (5320, 30322), (10640, 15161)]