55137240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2687}}^1$

素因数の和:2726

約数の個数: 128

約数和(自身を含む): 193536000

約数和(自身を除く): 138398760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 108, 114, 120, 135, 152, 171, 180, 190, 216, 228, 270, 285, 342, 360, 380, 456, 513, 540, 570, 684, 760, 855, 1026, 1080, 1140, 1368, 1710, 2052, 2280, 2565, 2687, 3420, 4104, 5130, 5374, 6840, 8061, 10260, 10748, 13435, 16122, 20520, 21496, 24183, 26870, 32244, 40305, 48366, 51053, 53740, 64488, 72549, 80610, 96732, 102106, 107480, 120915, 145098, 153159, 161220, 193464, 204212, 241830, 255265, 290196, 306318, 322440, 362745, 408424, 459477, 483660, 510530, 580392, 612636, 725490, 765795, 918954, 967320, 1021060, 1225272, 1378431, 1450980, 1531590, 1837908, 2042120, 2297385, 2756862, 2901960, 3063180, 3675816, 4594770, 5513724, 6126360, 6892155, 9189540, 11027448, 13784310, 18379080, 27568620, 55137240]

約数ペア:

[(1, 55137240), (2, 27568620), (3, 18379080), (4, 13784310), (5, 11027448), (6, 9189540), (8, 6892155), (9, 6126360), (10, 5513724), (12, 4594770), (15, 3675816), (18, 3063180), (19, 2901960), (20, 2756862), (24, 2297385), (27, 2042120), (30, 1837908), (36, 1531590), (38, 1450980), (40, 1378431), (45, 1225272), (54, 1021060), (57, 967320), (60, 918954), (72, 765795), (76, 725490), (90, 612636), (95, 580392), (108, 510530), (114, 483660), (120, 459477), (135, 408424), (152, 362745), (171, 322440), (180, 306318), (190, 290196), (216, 255265), (228, 241830), (270, 204212), (285, 193464), (342, 161220), (360, 153159), (380, 145098), (456, 120915), (513, 107480), (540, 102106), (570, 96732), (684, 80610), (760, 72549), (855, 64488), (1026, 53740), (1080, 51053), (1140, 48366), (1368, 40305), (1710, 32244), (2052, 26870), (2280, 24183), (2565, 21496), (2687, 20520), (3420, 16122), (4104, 13435), (5130, 10748), (5374, 10260), (6840, 8061)]