15215400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 144

約数和(自身を含む): 52228800

約数和(自身を除く): 37013400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 79, 90, 100, 107, 120, 150, 158, 180, 200, 214, 225, 237, 300, 316, 321, 360, 395, 428, 450, 474, 535, 600, 632, 642, 711, 790, 856, 900, 948, 963, 1070, 1185, 1284, 1422, 1580, 1605, 1800, 1896, 1926, 1975, 2140, 2370, 2568, 2675, 2844, 3160, 3210, 3555, 3852, 3950, 4280, 4740, 4815, 5350, 5688, 5925, 6420, 7110, 7704, 7900, 8025, 8453, 9480, 9630, 10700, 11850, 12840, 14220, 15800, 16050, 16906, 17775, 19260, 21400, 23700, 24075, 25359, 28440, 32100, 33812, 35550, 38520, 42265, 47400, 48150, 50718, 64200, 67624, 71100, 76077, 84530, 96300, 101436, 126795, 142200, 152154, 169060, 192600, 202872, 211325, 253590, 304308, 338120, 380385, 422650, 507180, 608616, 633975, 760770, 845300, 1014360, 1267950, 1521540, 1690600, 1901925, 2535900, 3043080, 3803850, 5071800, 7607700, 15215400]

約数ペア:

[(1, 15215400), (2, 7607700), (3, 5071800), (4, 3803850), (5, 3043080), (6, 2535900), (8, 1901925), (9, 1690600), (10, 1521540), (12, 1267950), (15, 1014360), (18, 845300), (20, 760770), (24, 633975), (25, 608616), (30, 507180), (36, 422650), (40, 380385), (45, 338120), (50, 304308), (60, 253590), (72, 211325), (75, 202872), (79, 192600), (90, 169060), (100, 152154), (107, 142200), (120, 126795), (150, 101436), (158, 96300), (180, 84530), (200, 76077), (214, 71100), (225, 67624), (237, 64200), (300, 50718), (316, 48150), (321, 47400), (360, 42265), (395, 38520), (428, 35550), (450, 33812), (474, 32100), (535, 28440), (600, 25359), (632, 24075), (642, 23700), (711, 21400), (790, 19260), (856, 17775), (900, 16906), (948, 16050), (963, 15800), (1070, 14220), (1185, 12840), (1284, 11850), (1422, 10700), (1580, 9630), (1605, 9480), (1800, 8453), (1896, 8025), (1926, 7900), (1975, 7704), (2140, 7110), (2370, 6420), (2568, 5925), (2675, 5688), (2844, 5350), (3160, 4815), (3210, 4740), (3555, 4280), (3852, 3950)]