381536220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{509}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 1191123360

約数和(自身を除く): 809587140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 60, 62, 65, 78, 93, 124, 130, 155, 156, 186, 195, 260, 310, 372, 390, 403, 465, 509, 620, 780, 806, 930, 961, 1018, 1209, 1527, 1612, 1860, 1922, 2015, 2036, 2418, 2545, 2883, 3054, 3844, 4030, 4805, 4836, 5090, 5766, 6045, 6108, 6617, 7635, 8060, 9610, 10180, 11532, 12090, 12493, 13234, 14415, 15270, 15779, 19220, 19851, 24180, 24986, 26468, 28830, 30540, 31558, 33085, 37479, 39702, 47337, 49972, 57660, 62465, 63116, 66170, 74958, 78895, 79404, 94674, 99255, 124930, 132340, 149916, 157790, 187395, 189348, 198510, 205127, 236685, 249860, 315580, 374790, 397020, 410254, 473370, 489149, 615381, 749580, 820508, 946740, 978298, 1025635, 1230762, 1467447, 1956596, 2051270, 2445745, 2461524, 2934894, 3076905, 4102540, 4891490, 5869788, 6153810, 6358937, 7337235, 9782980, 12307620, 12717874, 14674470, 19076811, 25435748, 29348940, 31794685, 38153622, 63589370, 76307244, 95384055, 127178740, 190768110, 381536220]

約数ペア:

[(1, 381536220), (2, 190768110), (3, 127178740), (4, 95384055), (5, 76307244), (6, 63589370), (10, 38153622), (12, 31794685), (13, 29348940), (15, 25435748), (20, 19076811), (26, 14674470), (30, 12717874), (31, 12307620), (39, 9782980), (52, 7337235), (60, 6358937), (62, 6153810), (65, 5869788), (78, 4891490), (93, 4102540), (124, 3076905), (130, 2934894), (155, 2461524), (156, 2445745), (186, 2051270), (195, 1956596), (260, 1467447), (310, 1230762), (372, 1025635), (390, 978298), (403, 946740), (465, 820508), (509, 749580), (620, 615381), (780, 489149), (806, 473370), (930, 410254), (961, 397020), (1018, 374790), (1209, 315580), (1527, 249860), (1612, 236685), (1860, 205127), (1922, 198510), (2015, 189348), (2036, 187395), (2418, 157790), (2545, 149916), (2883, 132340), (3054, 124930), (3844, 99255), (4030, 94674), (4805, 79404), (4836, 78895), (5090, 74958), (5766, 66170), (6045, 63116), (6108, 62465), (6617, 57660), (7635, 49972), (8060, 47337), (9610, 39702), (10180, 37479), (11532, 33085), (12090, 31558), (12493, 30540), (13234, 28830), (14415, 26468), (15270, 24986), (15779, 24180), (19220, 19851)]