122920.0000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1523}}^1$

素因数の和:1554

約数の個数: 64

約数和(自身を含む): 15361920

約数和(自身を除く): 9818200

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1523, 1820, 3046, 3640, 6092, 7615, 10661, 12184, 15230, 19799, 21322, 30460, 39598, 42644, 53305, 60920, 79196, 85288, 98995, 106610, 138593, 158392, 197990, 213220, 277186, 395980, 426440, 554372, 692965, 791960, 1108744, 1385930, 2771860, 5543720]

約数ペア:

[(1, 5543720), (2, 2771860), (4, 1385930), (5, 1108744), (7, 791960), (8, 692965), (10, 554372), (13, 426440), (14, 395980), (20, 277186), (26, 213220), (28, 197990), (35, 158392), (40, 138593), (52, 106610), (56, 98995), (65, 85288), (70, 79196), (91, 60920), (104, 53305), (130, 42644), (140, 39598), (182, 30460), (260, 21322), (280, 19799), (364, 15230), (455, 12184), (520, 10661), (728, 7615), (910, 6092), (1523, 3640), (1820, 3046)]