189880031720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1967261}}^1$

素因数の和:1967418

約数の個数: 64

約数和(自身を含む): 453257164800

約数和(自身を除く): 263377133080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 508, 635, 760, 1016, 1270, 2413, 2540, 4826, 5080, 9652, 12065, 19304, 24130, 48260, 96520, 1967261, 3934522, 7869044, 9836305, 15738088, 19672610, 37377959, 39345220, 74755918, 78690440, 149511836, 186889795, 249842147, 299023672, 373779590, 499684294, 747559180, 999368588, 1249210735, 1495118360, 1998737176, 2498421470, 4747000793, 4996842940, 9494001586, 9993685880, 18988003172, 23735003965, 37976006344, 47470007930, 94940015860, 189880031720]

約数ペア:

[(1, 189880031720), (2, 94940015860), (4, 47470007930), (5, 37976006344), (8, 23735003965), (10, 18988003172), (19, 9993685880), (20, 9494001586), (38, 4996842940), (40, 4747000793), (76, 2498421470), (95, 1998737176), (127, 1495118360), (152, 1249210735), (190, 999368588), (254, 747559180), (380, 499684294), (508, 373779590), (635, 299023672), (760, 249842147), (1016, 186889795), (1270, 149511836), (2413, 78690440), (2540, 74755918), (4826, 39345220), (5080, 37377959), (9652, 19672610), (12065, 15738088), (19304, 9836305), (24130, 7869044), (48260, 3934522), (96520, 1967261)]