156721070640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2131}}^1\times {\mathrm{306431}}^1$

素因数の和:308578

約数の個数: 80

約数和(自身を含む): 486064889856

約数和(自身を除く): 329343819216

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2131, 4262, 6393, 8524, 10655, 12786, 17048, 21310, 25572, 31965, 34096, 42620, 51144, 63930, 85240, 102288, 127860, 170480, 255720, 306431, 511440, 612862, 919293, 1225724, 1532155, 1838586, 2451448, 3064310, 3677172, 4596465, 4902896, 6128620, 7354344, 9192930, 12257240, 14708688, 18385860, 24514480, 36771720, 73543440, 653004461, 1306008922, 1959013383, 2612017844, 3265022305, 3918026766, 5224035688, 6530044610, 7836053532, 9795066915, 10448071376, 13060089220, 15672107064, 19590133830, 26120178440, 31344214128, 39180267660, 52240356880, 78360535320, 156721070640]

約数ペア:

[(1, 156721070640), (2, 78360535320), (3, 52240356880), (4, 39180267660), (5, 31344214128), (6, 26120178440), (8, 19590133830), (10, 15672107064), (12, 13060089220), (15, 10448071376), (16, 9795066915), (20, 7836053532), (24, 6530044610), (30, 5224035688), (40, 3918026766), (48, 3265022305), (60, 2612017844), (80, 1959013383), (120, 1306008922), (240, 653004461), (2131, 73543440), (4262, 36771720), (6393, 24514480), (8524, 18385860), (10655, 14708688), (12786, 12257240), (17048, 9192930), (21310, 7354344), (25572, 6128620), (31965, 4902896), (34096, 4596465), (42620, 3677172), (51144, 3064310), (63930, 2451448), (85240, 1838586), (102288, 1532155), (127860, 1225724), (170480, 919293), (255720, 612862), (306431, 511440)]