1561289688

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19483}}^1$

素因数の和:19558

約数の個数: 128

約数和(自身を含む): 5050252800

約数和(自身を除く): 3488963112

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 53, 54, 56, 63, 72, 84, 106, 108, 126, 159, 168, 189, 212, 216, 252, 318, 371, 378, 424, 477, 504, 636, 742, 756, 954, 1113, 1272, 1431, 1484, 1512, 1908, 2226, 2862, 2968, 3339, 3816, 4452, 5724, 6678, 8904, 10017, 11448, 13356, 19483, 20034, 26712, 38966, 40068, 58449, 77932, 80136, 116898, 136381, 155864, 175347, 233796, 272762, 350694, 409143, 467592, 526041, 545524, 701388, 818286, 1032599, 1052082, 1091048, 1227429, 1402776, 1636572, 2065198, 2104164, 2454858, 3097797, 3273144, 3682287, 4130396, 4208328, 4909716, 6195594, 7228193, 7364574, 8260792, 9293391, 9819432, 12391188, 14456386, 14729148, 18586782, 21684579, 24782376, 27880173, 28912772, 29458296, 37173564, 43369158, 55760346, 57825544, 65053737, 74347128, 86738316, 111520692, 130107474, 173476632, 195161211, 223041384, 260214948, 390322422, 520429896, 780644844, 1561289688]

約数ペア:

[(1, 1561289688), (2, 780644844), (3, 520429896), (4, 390322422), (6, 260214948), (7, 223041384), (8, 195161211), (9, 173476632), (12, 130107474), (14, 111520692), (18, 86738316), (21, 74347128), (24, 65053737), (27, 57825544), (28, 55760346), (36, 43369158), (42, 37173564), (53, 29458296), (54, 28912772), (56, 27880173), (63, 24782376), (72, 21684579), (84, 18586782), (106, 14729148), (108, 14456386), (126, 12391188), (159, 9819432), (168, 9293391), (189, 8260792), (212, 7364574), (216, 7228193), (252, 6195594), (318, 4909716), (371, 4208328), (378, 4130396), (424, 3682287), (477, 3273144), (504, 3097797), (636, 2454858), (742, 2104164), (756, 2065198), (954, 1636572), (1113, 1402776), (1272, 1227429), (1431, 1091048), (1484, 1052082), (1512, 1032599), (1908, 818286), (2226, 701388), (2862, 545524), (2968, 526041), (3339, 467592), (3816, 409143), (4452, 350694), (5724, 272762), (6678, 233796), (8904, 175347), (10017, 155864), (11448, 136381), (13356, 116898), (19483, 80136), (20034, 77932), (26712, 58449), (38966, 40068)]