19493100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{11}}^2\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 162

約数和(自身を含む): 67534740

約数和(自身を除く): 48041640

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 25, 30, 33, 36, 44, 45, 50, 55, 60, 66, 75, 90, 99, 100, 110, 121, 132, 150, 165, 179, 180, 198, 220, 225, 242, 275, 300, 330, 358, 363, 396, 450, 484, 495, 537, 550, 605, 660, 716, 726, 825, 895, 900, 990, 1074, 1089, 1100, 1210, 1452, 1611, 1650, 1790, 1815, 1969, 1980, 2148, 2178, 2420, 2475, 2685, 3025, 3222, 3300, 3580, 3630, 3938, 4356, 4475, 4950, 5370, 5445, 5907, 6050, 6444, 7260, 7876, 8055, 8950, 9075, 9845, 9900, 10740, 10890, 11814, 12100, 13425, 16110, 17721, 17900, 18150, 19690, 21659, 21780, 23628, 26850, 27225, 29535, 32220, 35442, 36300, 39380, 40275, 43318, 49225, 53700, 54450, 59070, 64977, 70884, 80550, 86636, 88605, 98450, 108295, 108900, 118140, 129954, 147675, 161100, 177210, 194931, 196900, 216590, 259908, 295350, 324885, 354420, 389862, 433180, 443025, 541475, 590700, 649770, 779724, 886050, 974655, 1082950, 1299540, 1624425, 1772100, 1949310, 2165900, 3248850, 3898620, 4873275, 6497700, 9746550, 19493100]

約数ペア:

[(1, 19493100), (2, 9746550), (3, 6497700), (4, 4873275), (5, 3898620), (6, 3248850), (9, 2165900), (10, 1949310), (11, 1772100), (12, 1624425), (15, 1299540), (18, 1082950), (20, 974655), (22, 886050), (25, 779724), (30, 649770), (33, 590700), (36, 541475), (44, 443025), (45, 433180), (50, 389862), (55, 354420), (60, 324885), (66, 295350), (75, 259908), (90, 216590), (99, 196900), (100, 194931), (110, 177210), (121, 161100), (132, 147675), (150, 129954), (165, 118140), (179, 108900), (180, 108295), (198, 98450), (220, 88605), (225, 86636), (242, 80550), (275, 70884), (300, 64977), (330, 59070), (358, 54450), (363, 53700), (396, 49225), (450, 43318), (484, 40275), (495, 39380), (537, 36300), (550, 35442), (605, 32220), (660, 29535), (716, 27225), (726, 26850), (825, 23628), (895, 21780), (900, 21659), (990, 19690), (1074, 18150), (1089, 17900), (1100, 17721), (1210, 16110), (1452, 13425), (1611, 12100), (1650, 11814), (1790, 10890), (1815, 10740), (1969, 9900), (1980, 9845), (2148, 9075), (2178, 8950), (2420, 8055), (2475, 7876), (2685, 7260), (3025, 6444), (3222, 6050), (3300, 5907), (3580, 5445), (3630, 5370), (3938, 4950), (4356, 4475)]