198307800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{29}}^2\times {\mathrm{131}}^1$

素因数の和:211

約数の個数: 216

約数和(自身を含む): 695005740

約数和(自身を除く): 496697940

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, 131, 145, 150, 174, 180, 200, 225, 232, 261, 262, 290, 300, 348, 360, 393, 435, 450, 522, 524, 580, 600, 655, 696, 725, 786, 841, 870, 900, 1044, 1048, 1160, 1179, 1305, 1310, 1450, 1572, 1682, 1740, 1800, 1965, 2088, 2175, 2358, 2523, 2610, 2620, 2900, 3144, 3275, 3364, 3480, 3799, 3930, 4205, 4350, 4716, 5046, 5220, 5240, 5800, 5895, 6525, 6550, 6728, 7569, 7598, 7860, 8410, 8700, 9432, 9825, 10092, 10440, 11397, 11790, 12615, 13050, 13100, 15138, 15196, 15720, 16820, 17400, 18995, 19650, 20184, 21025, 22794, 23580, 25230, 26100, 26200, 29475, 30276, 30392, 33640, 34191, 37845, 37990, 39300, 42050, 45588, 47160, 50460, 52200, 56985, 58950, 60552, 63075, 68382, 75690, 75980, 78600, 84100, 91176, 94975, 100920, 110171, 113970, 117900, 126150, 136764, 151380, 151960, 168200, 170955, 189225, 189950, 220342, 227940, 235800, 252300, 273528, 284925, 302760, 330513, 341910, 378450, 379900, 440684, 455880, 504600, 550855, 569850, 661026, 683820, 756900, 759800, 854775, 881368, 991539, 1101710, 1139700, 1322052, 1367640, 1513800, 1652565, 1709550, 1983078, 2203420, 2279400, 2644104, 2754275, 3305130, 3419100, 3966156, 4406840, 4957695, 5508550, 6610260, 6838200, 7932312, 8262825, 9915390, 11017100, 13220520, 16525650, 19830780, 22034200, 24788475, 33051300, 39661560, 49576950, 66102600, 99153900, 198307800]

約数ペア:

[(1, 198307800), (2, 99153900), (3, 66102600), (4, 49576950), (5, 39661560), (6, 33051300), (8, 24788475), (9, 22034200), (10, 19830780), (12, 16525650), (15, 13220520), (18, 11017100), (20, 9915390), (24, 8262825), (25, 7932312), (29, 6838200), (30, 6610260), (36, 5508550), (40, 4957695), (45, 4406840), (50, 3966156), (58, 3419100), (60, 3305130), (72, 2754275), (75, 2644104), (87, 2279400), (90, 2203420), (100, 1983078), (116, 1709550), (120, 1652565), (131, 1513800), (145, 1367640), (150, 1322052), (174, 1139700), (180, 1101710), (200, 991539), (225, 881368), (232, 854775), (261, 759800), (262, 756900), (290, 683820), (300, 661026), (348, 569850), (360, 550855), (393, 504600), (435, 455880), (450, 440684), (522, 379900), (524, 378450), (580, 341910), (600, 330513), (655, 302760), (696, 284925), (725, 273528), (786, 252300), (841, 235800), (870, 227940), (900, 220342), (1044, 189950), (1048, 189225), (1160, 170955), (1179, 168200), (1305, 151960), (1310, 151380), (1450, 136764), (1572, 126150), (1682, 117900), (1740, 113970), (1800, 110171), (1965, 100920), (2088, 94975), (2175, 91176), (2358, 84100), (2523, 78600), (2610, 75980), (2620, 75690), (2900, 68382), (3144, 63075), (3275, 60552), (3364, 58950), (3480, 56985), (3799, 52200), (3930, 50460), (4205, 47160), (4350, 45588), (4716, 42050), (5046, 39300), (5220, 37990), (5240, 37845), (5800, 34191), (5895, 33640), (6525, 30392), (6550, 30276), (6728, 29475), (7569, 26200), (7598, 26100), (7860, 25230), (8410, 23580), (8700, 22794), (9432, 21025), (9825, 20184), (10092, 19650), (10440, 18995), (11397, 17400), (11790, 16820), (12615, 15720), (13050, 15196), (13100, 15138)]