19496400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 240

約数和(自身を含む): 78233088

約数和(自身を除く): 58736688

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 25, 28, 30, 33, 35, 40, 42, 44, 48, 50, 55, 56, 60, 66, 70, 75, 77, 80, 84, 88, 100, 105, 110, 112, 120, 132, 140, 150, 154, 165, 168, 175, 176, 200, 210, 211, 220, 231, 240, 264, 275, 280, 300, 308, 330, 336, 350, 385, 400, 420, 422, 440, 462, 525, 528, 550, 560, 600, 616, 633, 660, 700, 770, 825, 840, 844, 880, 924, 1050, 1055, 1100, 1155, 1200, 1232, 1266, 1320, 1400, 1477, 1540, 1650, 1680, 1688, 1848, 1925, 2100, 2110, 2200, 2310, 2321, 2532, 2640, 2800, 2954, 3080, 3165, 3300, 3376, 3696, 3850, 4200, 4220, 4400, 4431, 4620, 4642, 5064, 5275, 5775, 5908, 6160, 6330, 6600, 6963, 7385, 7700, 8400, 8440, 8862, 9240, 9284, 10128, 10550, 11550, 11605, 11816, 12660, 13200, 13926, 14770, 15400, 15825, 16247, 16880, 17724, 18480, 18568, 21100, 22155, 23100, 23210, 23632, 25320, 27852, 29540, 30800, 31650, 32494, 34815, 35448, 36925, 37136, 42200, 44310, 46200, 46420, 48741, 50640, 55704, 58025, 59080, 63300, 64988, 69630, 70896, 73850, 81235, 84400, 88620, 92400, 92840, 97482, 110775, 111408, 116050, 118160, 126600, 129976, 139260, 147700, 162470, 174075, 177240, 185680, 194964, 221550, 232100, 243705, 253200, 259952, 278520, 295400, 324940, 348150, 354480, 389928, 406175, 443100, 464200, 487410, 557040, 590800, 649880, 696300, 779856, 812350, 886200, 928400, 974820, 1218525, 1299760, 1392600, 1624700, 1772400, 1949640, 2437050, 2785200, 3249400, 3899280, 4874100, 6498800, 9748200, 19496400]

約数ペア:

[(1, 19496400), (2, 9748200), (3, 6498800), (4, 4874100), (5, 3899280), (6, 3249400), (7, 2785200), (8, 2437050), (10, 1949640), (11, 1772400), (12, 1624700), (14, 1392600), (15, 1299760), (16, 1218525), (20, 974820), (21, 928400), (22, 886200), (24, 812350), (25, 779856), (28, 696300), (30, 649880), (33, 590800), (35, 557040), (40, 487410), (42, 464200), (44, 443100), (48, 406175), (50, 389928), (55, 354480), (56, 348150), (60, 324940), (66, 295400), (70, 278520), (75, 259952), (77, 253200), (80, 243705), (84, 232100), (88, 221550), (100, 194964), (105, 185680), (110, 177240), (112, 174075), (120, 162470), (132, 147700), (140, 139260), (150, 129976), (154, 126600), (165, 118160), (168, 116050), (175, 111408), (176, 110775), (200, 97482), (210, 92840), (211, 92400), (220, 88620), (231, 84400), (240, 81235), (264, 73850), (275, 70896), (280, 69630), (300, 64988), (308, 63300), (330, 59080), (336, 58025), (350, 55704), (385, 50640), (400, 48741), (420, 46420), (422, 46200), (440, 44310), (462, 42200), (525, 37136), (528, 36925), (550, 35448), (560, 34815), (600, 32494), (616, 31650), (633, 30800), (660, 29540), (700, 27852), (770, 25320), (825, 23632), (840, 23210), (844, 23100), (880, 22155), (924, 21100), (1050, 18568), (1055, 18480), (1100, 17724), (1155, 16880), (1200, 16247), (1232, 15825), (1266, 15400), (1320, 14770), (1400, 13926), (1477, 13200), (1540, 12660), (1650, 11816), (1680, 11605), (1688, 11550), (1848, 10550), (1925, 10128), (2100, 9284), (2110, 9240), (2200, 8862), (2310, 8440), (2321, 8400), (2532, 7700), (2640, 7385), (2800, 6963), (2954, 6600), (3080, 6330), (3165, 6160), (3300, 5908), (3376, 5775), (3696, 5275), (3850, 5064), (4200, 4642), (4220, 4620), (4400, 4431)]