479925180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20047}}^1$

素因数の和:20088

約数の個数: 144

約数和(自身を含む): 1751393280

約数和(自身を除く): 1271468100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2394, 2660, 3420, 3990, 4788, 5985, 7980, 11970, 20047, 23940, 40094, 60141, 80188, 100235, 120282, 140329, 180423, 200470, 240564, 280658, 300705, 360846, 380893, 400940, 420987, 561316, 601410, 701645, 721692, 761786, 841974, 902115, 1142679, 1202820, 1262961, 1403290, 1523572, 1683948, 1804230, 1904465, 2104935, 2285358, 2525922, 2666251, 2806580, 3428037, 3608460, 3808930, 4209870, 4570716, 5051844, 5332502, 5713395, 6314805, 6856074, 7617860, 7998753, 8419740, 10665004, 11426790, 12629610, 13331255, 13712148, 15997506, 17140185, 22853580, 23996259, 25259220, 26662510, 31995012, 34280370, 39993765, 47992518, 53325020, 68560740, 79987530, 95985036, 119981295, 159975060, 239962590, 479925180]

約数ペア:

[(1, 479925180), (2, 239962590), (3, 159975060), (4, 119981295), (5, 95985036), (6, 79987530), (7, 68560740), (9, 53325020), (10, 47992518), (12, 39993765), (14, 34280370), (15, 31995012), (18, 26662510), (19, 25259220), (20, 23996259), (21, 22853580), (28, 17140185), (30, 15997506), (35, 13712148), (36, 13331255), (38, 12629610), (42, 11426790), (45, 10665004), (57, 8419740), (60, 7998753), (63, 7617860), (70, 6856074), (76, 6314805), (84, 5713395), (90, 5332502), (95, 5051844), (105, 4570716), (114, 4209870), (126, 3808930), (133, 3608460), (140, 3428037), (171, 2806580), (180, 2666251), (190, 2525922), (210, 2285358), (228, 2104935), (252, 1904465), (266, 1804230), (285, 1683948), (315, 1523572), (342, 1403290), (380, 1262961), (399, 1202820), (420, 1142679), (532, 902115), (570, 841974), (630, 761786), (665, 721692), (684, 701645), (798, 601410), (855, 561316), (1140, 420987), (1197, 400940), (1260, 380893), (1330, 360846), (1596, 300705), (1710, 280658), (1995, 240564), (2394, 200470), (2660, 180423), (3420, 140329), (3990, 120282), (4788, 100235), (5985, 80188), (7980, 60141), (11970, 40094), (20047, 23940)]