1298773120

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{127}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 3411532800

約数和(自身を除く): 2112759680

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 32, 38, 40, 58, 64, 76, 80, 95, 116, 127, 128, 145, 152, 160, 190, 232, 254, 290, 304, 320, 380, 464, 508, 551, 580, 608, 635, 640, 760, 841, 928, 1016, 1102, 1160, 1216, 1270, 1520, 1682, 1856, 2032, 2204, 2320, 2413, 2432, 2540, 2755, 3040, 3364, 3683, 3712, 4064, 4205, 4408, 4640, 4826, 5080, 5510, 6080, 6728, 7366, 8128, 8410, 8816, 9280, 9652, 10160, 11020, 12065, 12160, 13456, 14732, 15979, 16256, 16820, 17632, 18415, 18560, 19304, 20320, 22040, 24130, 26912, 29464, 31958, 33640, 35264, 36830, 38608, 40640, 44080, 48260, 53824, 58928, 63916, 67280, 69977, 70528, 73660, 77216, 79895, 81280, 88160, 96520, 106807, 107648, 117856, 127832, 134560, 139954, 147320, 154432, 159790, 176320, 193040, 213614, 235712, 255664, 269120, 279908, 294640, 308864, 319580, 349885, 352640, 386080, 427228, 471424, 511328, 534035, 538240, 559816, 589280, 639160, 699770, 772160, 854456, 1022656, 1068070, 1119632, 1178560, 1278320, 1399540, 1544320, 1708912, 2029333, 2045312, 2136140, 2239264, 2357120, 2556640, 2799080, 3417824, 4058666, 4272280, 4478528, 5113280, 5598160, 6835648, 8117332, 8544560, 8957056, 10146665, 10226560, 11196320, 13671296, 16234664, 17089120, 20293330, 22392640, 32469328, 34178240, 40586660, 44785280, 64938656, 68356480, 81173320, 129877312, 162346640, 259754624, 324693280, 649386560, 1298773120]

約数ペア:

[(1, 1298773120), (2, 649386560), (4, 324693280), (5, 259754624), (8, 162346640), (10, 129877312), (16, 81173320), (19, 68356480), (20, 64938656), (29, 44785280), (32, 40586660), (38, 34178240), (40, 32469328), (58, 22392640), (64, 20293330), (76, 17089120), (80, 16234664), (95, 13671296), (116, 11196320), (127, 10226560), (128, 10146665), (145, 8957056), (152, 8544560), (160, 8117332), (190, 6835648), (232, 5598160), (254, 5113280), (290, 4478528), (304, 4272280), (320, 4058666), (380, 3417824), (464, 2799080), (508, 2556640), (551, 2357120), (580, 2239264), (608, 2136140), (635, 2045312), (640, 2029333), (760, 1708912), (841, 1544320), (928, 1399540), (1016, 1278320), (1102, 1178560), (1160, 1119632), (1216, 1068070), (1270, 1022656), (1520, 854456), (1682, 772160), (1856, 699770), (2032, 639160), (2204, 589280), (2320, 559816), (2413, 538240), (2432, 534035), (2540, 511328), (2755, 471424), (3040, 427228), (3364, 386080), (3683, 352640), (3712, 349885), (4064, 319580), (4205, 308864), (4408, 294640), (4640, 279908), (4826, 269120), (5080, 255664), (5510, 235712), (6080, 213614), (6728, 193040), (7366, 176320), (8128, 159790), (8410, 154432), (8816, 147320), (9280, 139954), (9652, 134560), (10160, 127832), (11020, 117856), (12065, 107648), (12160, 106807), (13456, 96520), (14732, 88160), (15979, 81280), (16256, 79895), (16820, 77216), (17632, 73660), (18415, 70528), (18560, 69977), (19304, 67280), (20320, 63916), (22040, 58928), (24130, 53824), (26912, 48260), (29464, 44080), (31958, 40640), (33640, 38608), (35264, 36830)]