19826100

素因数分解:

$2^2\times 3^3\times 5^2\times 7^1\times {\mathrm{1049}}^1$

素因数の和:1079

約数の個数: 144

約数和(自身を含む): 72912000

約数和(自身を除く): 53085900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 27, 28, 30, 35, 36, 42, 45, 50, 54, 60, 63, 70, 75, 84, 90, 100, 105, 108, 126, 135, 140, 150, 175, 180, 189, 210, 225, 252, 270, 300, 315, 350, 378, 420, 450, 525, 540, 630, 675, 700, 756, 900, 945, 1049, 1050, 1260, 1350, 1575, 1890, 2098, 2100, 2700, 3147, 3150, 3780, 4196, 4725, 5245, 6294, 6300, 7343, 9441, 9450, 10490, 12588, 14686, 15735, 18882, 18900, 20980, 22029, 26225, 28323, 29372, 31470, 36715, 37764, 44058, 47205, 52450, 56646, 62940, 66087, 73430, 78675, 88116, 94410, 104900, 110145, 113292, 132174, 141615, 146860, 157350, 183575, 188820, 198261, 220290, 236025, 264348, 283230, 314700, 330435, 367150, 396522, 440580, 472050, 550725, 566460, 660870, 708075, 734300, 793044, 944100, 991305, 1101450, 1321740, 1416150, 1652175, 1982610, 2202900, 2832300, 3304350, 3965220, 4956525, 6608700, 9913050, 19826100]

約数ペア:

[(1, 19826100), (2, 9913050), (3, 6608700), (4, 4956525), (5, 3965220), (6, 3304350), (7, 2832300), (9, 2202900), (10, 1982610), (12, 1652175), (14, 1416150), (15, 1321740), (18, 1101450), (20, 991305), (21, 944100), (25, 793044), (27, 734300), (28, 708075), (30, 660870), (35, 566460), (36, 550725), (42, 472050), (45, 440580), (50, 396522), (54, 367150), (60, 330435), (63, 314700), (70, 283230), (75, 264348), (84, 236025), (90, 220290), (100, 198261), (105, 188820), (108, 183575), (126, 157350), (135, 146860), (140, 141615), (150, 132174), (175, 113292), (180, 110145), (189, 104900), (210, 94410), (225, 88116), (252, 78675), (270, 73430), (300, 66087), (315, 62940), (350, 56646), (378, 52450), (420, 47205), (450, 44058), (525, 37764), (540, 36715), (630, 31470), (675, 29372), (700, 28323), (756, 26225), (900, 22029), (945, 20980), (1049, 18900), (1050, 18882), (1260, 15735), (1350, 14686), (1575, 12588), (1890, 10490), (2098, 9450), (2100, 9441), (2700, 7343), (3147, 6300), (3150, 6294), (3780, 5245), (4196, 4725)]