209103930

素因数分解:

$2^1\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1$

素因数の和:695

約数の個数: 192

約数和(自身を含む): 679311360

約数和(自身を除く): 470207430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 81, 90, 95, 105, 114, 126, 133, 135, 162, 171, 189, 190, 210, 243, 266, 270, 285, 315, 342, 378, 399, 405, 486, 513, 567, 570, 630, 647, 665, 798, 810, 855, 945, 1026, 1134, 1197, 1215, 1294, 1330, 1539, 1701, 1710, 1890, 1941, 1995, 2394, 2430, 2565, 2835, 3078, 3235, 3402, 3591, 3882, 3990, 4529, 4617, 5130, 5670, 5823, 5985, 6470, 7182, 7695, 8505, 9058, 9234, 9705, 10773, 11646, 11970, 12293, 13587, 15390, 17010, 17469, 17955, 19410, 21546, 22645, 23085, 24586, 27174, 29115, 32319, 34938, 35910, 36879, 40761, 45290, 46170, 52407, 53865, 58230, 61465, 64638, 67935, 73758, 81522, 86051, 87345, 104814, 107730, 110637, 122283, 122930, 135870, 157221, 161595, 172102, 174690, 184395, 203805, 221274, 244566, 258153, 262035, 314442, 323190, 331911, 366849, 368790, 407610, 430255, 516306, 524070, 553185, 611415, 663822, 733698, 774459, 786105, 860510, 995733, 1100547, 1106370, 1222830, 1290765, 1548918, 1572210, 1659555, 1834245, 1991466, 2201094, 2323377, 2581530, 2987199, 3319110, 3668490, 3872295, 4646754, 4978665, 5502735, 5974398, 6970131, 7744590, 9957330, 11005470, 11616885, 13940262, 14935995, 20910393, 23233770, 29871990, 34850655, 41820786, 69701310, 104551965, 209103930]

約数ペア:

[(1, 209103930), (2, 104551965), (3, 69701310), (5, 41820786), (6, 34850655), (7, 29871990), (9, 23233770), (10, 20910393), (14, 14935995), (15, 13940262), (18, 11616885), (19, 11005470), (21, 9957330), (27, 7744590), (30, 6970131), (35, 5974398), (38, 5502735), (42, 4978665), (45, 4646754), (54, 3872295), (57, 3668490), (63, 3319110), (70, 2987199), (81, 2581530), (90, 2323377), (95, 2201094), (105, 1991466), (114, 1834245), (126, 1659555), (133, 1572210), (135, 1548918), (162, 1290765), (171, 1222830), (189, 1106370), (190, 1100547), (210, 995733), (243, 860510), (266, 786105), (270, 774459), (285, 733698), (315, 663822), (342, 611415), (378, 553185), (399, 524070), (405, 516306), (486, 430255), (513, 407610), (567, 368790), (570, 366849), (630, 331911), (647, 323190), (665, 314442), (798, 262035), (810, 258153), (855, 244566), (945, 221274), (1026, 203805), (1134, 184395), (1197, 174690), (1215, 172102), (1294, 161595), (1330, 157221), (1539, 135870), (1701, 122930), (1710, 122283), (1890, 110637), (1941, 107730), (1995, 104814), (2394, 87345), (2430, 86051), (2565, 81522), (2835, 73758), (3078, 67935), (3235, 64638), (3402, 61465), (3591, 58230), (3882, 53865), (3990, 52407), (4529, 46170), (4617, 45290), (5130, 40761), (5670, 36879), (5823, 35910), (5985, 34938), (6470, 32319), (7182, 29115), (7695, 27174), (8505, 24586), (9058, 23085), (9234, 22645), (9705, 21546), (10773, 19410), (11646, 17955), (11970, 17469), (12293, 17010), (13587, 15390)]