256249800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{4909}}^1$

素因数の和:4960

約数の個数: 144

約数和(自身を含む): 890428500

約数和(自身を除く): 634178700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 29, 30, 36, 40, 45, 50, 58, 60, 72, 75, 87, 90, 100, 116, 120, 145, 150, 174, 180, 200, 225, 232, 261, 290, 300, 348, 360, 435, 450, 522, 580, 600, 696, 725, 870, 900, 1044, 1160, 1305, 1450, 1740, 1800, 2088, 2175, 2610, 2900, 3480, 4350, 4909, 5220, 5800, 6525, 8700, 9818, 10440, 13050, 14727, 17400, 19636, 24545, 26100, 29454, 39272, 44181, 49090, 52200, 58908, 73635, 88362, 98180, 117816, 122725, 142361, 147270, 176724, 196360, 220905, 245450, 284722, 294540, 353448, 368175, 427083, 441810, 490900, 569444, 589080, 711805, 736350, 854166, 883620, 981800, 1104525, 1138888, 1281249, 1423610, 1472700, 1708332, 1767240, 2135415, 2209050, 2562498, 2847220, 2945400, 3416664, 3559025, 4270830, 4418100, 5124996, 5694440, 6406245, 7118050, 8541660, 8836200, 10249992, 10677075, 12812490, 14236100, 17083320, 21354150, 25624980, 28472200, 32031225, 42708300, 51249960, 64062450, 85416600, 128124900, 256249800]

約数ペア:

[(1, 256249800), (2, 128124900), (3, 85416600), (4, 64062450), (5, 51249960), (6, 42708300), (8, 32031225), (9, 28472200), (10, 25624980), (12, 21354150), (15, 17083320), (18, 14236100), (20, 12812490), (24, 10677075), (25, 10249992), (29, 8836200), (30, 8541660), (36, 7118050), (40, 6406245), (45, 5694440), (50, 5124996), (58, 4418100), (60, 4270830), (72, 3559025), (75, 3416664), (87, 2945400), (90, 2847220), (100, 2562498), (116, 2209050), (120, 2135415), (145, 1767240), (150, 1708332), (174, 1472700), (180, 1423610), (200, 1281249), (225, 1138888), (232, 1104525), (261, 981800), (290, 883620), (300, 854166), (348, 736350), (360, 711805), (435, 589080), (450, 569444), (522, 490900), (580, 441810), (600, 427083), (696, 368175), (725, 353448), (870, 294540), (900, 284722), (1044, 245450), (1160, 220905), (1305, 196360), (1450, 176724), (1740, 147270), (1800, 142361), (2088, 122725), (2175, 117816), (2610, 98180), (2900, 88362), (3480, 73635), (4350, 58908), (4909, 52200), (5220, 49090), (5800, 44181), (6525, 39272), (8700, 29454), (9818, 26100), (10440, 24545), (13050, 19636), (14727, 17400)]