15660099140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{42841}}^1$

素因数の和:43237

約数の個数: 72

約数和(自身を含む): 38358841752

約数和(自身を除く): 22698742612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 373, 490, 746, 980, 1492, 1865, 2611, 3730, 5222, 7460, 10444, 13055, 18277, 26110, 36554, 42841, 52220, 73108, 85682, 91385, 171364, 182770, 214205, 299887, 365540, 428410, 599774, 856820, 1199548, 1499435, 2099209, 2998870, 4198418, 5997740, 8396836, 10496045, 15979693, 20992090, 31959386, 41984180, 63918772, 79898465, 111857851, 159796930, 223715702, 319593860, 447431404, 559289255, 783004957, 1118578510, 1566009914, 2237157020, 3132019828, 3915024785, 7830049570, 15660099140]

約数ペア:

[(1, 15660099140), (2, 7830049570), (4, 3915024785), (5, 3132019828), (7, 2237157020), (10, 1566009914), (14, 1118578510), (20, 783004957), (28, 559289255), (35, 447431404), (49, 319593860), (70, 223715702), (98, 159796930), (140, 111857851), (196, 79898465), (245, 63918772), (373, 41984180), (490, 31959386), (746, 20992090), (980, 15979693), (1492, 10496045), (1865, 8396836), (2611, 5997740), (3730, 4198418), (5222, 2998870), (7460, 2099209), (10444, 1499435), (13055, 1199548), (18277, 856820), (26110, 599774), (36554, 428410), (42841, 365540), (52220, 299887), (73108, 214205), (85682, 182770), (91385, 171364)]