20306095278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{523}}^1$

素因数の和:942

約数の個数: 128

約数和(自身を含む): 48678174720

約数和(自身を除く): 28372079442

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 127, 174, 203, 251, 254, 381, 406, 502, 523, 609, 753, 762, 889, 1046, 1218, 1506, 1569, 1757, 1778, 2667, 3138, 3514, 3661, 3683, 5271, 5334, 7279, 7322, 7366, 10542, 10983, 11049, 14558, 15167, 21837, 21966, 22098, 25781, 30334, 31877, 43674, 45501, 50953, 51562, 63754, 66421, 77343, 91002, 95631, 101906, 106169, 131273, 132842, 152859, 154686, 191262, 199263, 212338, 223139, 262546, 305718, 318507, 393819, 398526, 446278, 464947, 637014, 669417, 787638, 918911, 924433, 929894, 1338834, 1394841, 1837822, 1848866, 1926209, 2756733, 2773299, 2789682, 3806917, 3852418, 5513466, 5546598, 5778627, 6471031, 7613834, 11420751, 11557254, 12942062, 13483463, 16671671, 19413093, 22841502, 26648419, 26966926, 33343342, 38826186, 40450389, 50015013, 53296838, 79945257, 80900778, 100030026, 116701697, 159890514, 233403394, 350105091, 483478459, 700210182, 966956918, 1450435377, 2900870754, 3384349213, 6768698426, 10153047639, 20306095278]

約数ペア:

[(1, 20306095278), (2, 10153047639), (3, 6768698426), (6, 3384349213), (7, 2900870754), (14, 1450435377), (21, 966956918), (29, 700210182), (42, 483478459), (58, 350105091), (87, 233403394), (127, 159890514), (174, 116701697), (203, 100030026), (251, 80900778), (254, 79945257), (381, 53296838), (406, 50015013), (502, 40450389), (523, 38826186), (609, 33343342), (753, 26966926), (762, 26648419), (889, 22841502), (1046, 19413093), (1218, 16671671), (1506, 13483463), (1569, 12942062), (1757, 11557254), (1778, 11420751), (2667, 7613834), (3138, 6471031), (3514, 5778627), (3661, 5546598), (3683, 5513466), (5271, 3852418), (5334, 3806917), (7279, 2789682), (7322, 2773299), (7366, 2756733), (10542, 1926209), (10983, 1848866), (11049, 1837822), (14558, 1394841), (15167, 1338834), (21837, 929894), (21966, 924433), (22098, 918911), (25781, 787638), (30334, 669417), (31877, 637014), (43674, 464947), (45501, 446278), (50953, 398526), (51562, 393819), (63754, 318507), (66421, 305718), (77343, 262546), (91002, 223139), (95631, 212338), (101906, 199263), (106169, 191262), (131273, 154686), (132842, 152859)]