21549000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{653}}^1$

素因数の和:688

約数の個数: 128

約数和(自身を含む): 73457280

約数和(自身を除く): 51908280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 25, 30, 33, 40, 44, 50, 55, 60, 66, 75, 88, 100, 110, 120, 125, 132, 150, 165, 200, 220, 250, 264, 275, 300, 330, 375, 440, 500, 550, 600, 653, 660, 750, 825, 1000, 1100, 1306, 1320, 1375, 1500, 1650, 1959, 2200, 2612, 2750, 3000, 3265, 3300, 3918, 4125, 5224, 5500, 6530, 6600, 7183, 7836, 8250, 9795, 11000, 13060, 14366, 15672, 16325, 16500, 19590, 21549, 26120, 28732, 32650, 33000, 35915, 39180, 43098, 48975, 57464, 65300, 71830, 78360, 81625, 86196, 97950, 107745, 130600, 143660, 163250, 172392, 179575, 195900, 215490, 244875, 287320, 326500, 359150, 391800, 430980, 489750, 538725, 653000, 718300, 861960, 897875, 979500, 1077450, 1436600, 1795750, 1959000, 2154900, 2693625, 3591500, 4309800, 5387250, 7183000, 10774500, 21549000]

約数ペア:

[(1, 21549000), (2, 10774500), (3, 7183000), (4, 5387250), (5, 4309800), (6, 3591500), (8, 2693625), (10, 2154900), (11, 1959000), (12, 1795750), (15, 1436600), (20, 1077450), (22, 979500), (24, 897875), (25, 861960), (30, 718300), (33, 653000), (40, 538725), (44, 489750), (50, 430980), (55, 391800), (60, 359150), (66, 326500), (75, 287320), (88, 244875), (100, 215490), (110, 195900), (120, 179575), (125, 172392), (132, 163250), (150, 143660), (165, 130600), (200, 107745), (220, 97950), (250, 86196), (264, 81625), (275, 78360), (300, 71830), (330, 65300), (375, 57464), (440, 48975), (500, 43098), (550, 39180), (600, 35915), (653, 33000), (660, 32650), (750, 28732), (825, 26120), (1000, 21549), (1100, 19590), (1306, 16500), (1320, 16325), (1375, 15672), (1500, 14366), (1650, 13060), (1959, 11000), (2200, 9795), (2612, 8250), (2750, 7836), (3000, 7183), (3265, 6600), (3300, 6530), (3918, 5500), (4125, 5224)]