128515410

素因数分解:

$2^1\times 3^6\times 5^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1$

素因数の和:120

約数の個数: 168

約数和(自身を含む): 374474916

約数和(自身を除く): 245959506

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 61, 81, 85, 90, 102, 122, 135, 153, 162, 170, 183, 243, 255, 270, 289, 305, 306, 366, 405, 459, 486, 510, 549, 578, 610, 729, 765, 810, 867, 915, 918, 1037, 1098, 1215, 1377, 1445, 1458, 1530, 1647, 1734, 1830, 2074, 2295, 2430, 2601, 2745, 2754, 2890, 3111, 3294, 3645, 4131, 4335, 4590, 4941, 5185, 5202, 5490, 6222, 6885, 7290, 7803, 8235, 8262, 8670, 9333, 9882, 10370, 12393, 13005, 13770, 14823, 15555, 15606, 16470, 17629, 18666, 20655, 23409, 24705, 24786, 26010, 27999, 29646, 31110, 35258, 39015, 41310, 44469, 46665, 46818, 49410, 52887, 55998, 61965, 70227, 74115, 78030, 83997, 88145, 88938, 93330, 105774, 117045, 123930, 139995, 140454, 148230, 158661, 167994, 176290, 210681, 222345, 234090, 251991, 264435, 279990, 317322, 351135, 419985, 421362, 444690, 475983, 503982, 528870, 702270, 755973, 793305, 839970, 951966, 1053405, 1259955, 1427949, 1511946, 1586610, 2106810, 2379915, 2519910, 2855898, 3779865, 4283847, 4759830, 7139745, 7559730, 8567694, 12851541, 14279490, 21419235, 25703082, 42838470, 64257705, 128515410]

約数ペア:

[(1, 128515410), (2, 64257705), (3, 42838470), (5, 25703082), (6, 21419235), (9, 14279490), (10, 12851541), (15, 8567694), (17, 7559730), (18, 7139745), (27, 4759830), (30, 4283847), (34, 3779865), (45, 2855898), (51, 2519910), (54, 2379915), (61, 2106810), (81, 1586610), (85, 1511946), (90, 1427949), (102, 1259955), (122, 1053405), (135, 951966), (153, 839970), (162, 793305), (170, 755973), (183, 702270), (243, 528870), (255, 503982), (270, 475983), (289, 444690), (305, 421362), (306, 419985), (366, 351135), (405, 317322), (459, 279990), (486, 264435), (510, 251991), (549, 234090), (578, 222345), (610, 210681), (729, 176290), (765, 167994), (810, 158661), (867, 148230), (915, 140454), (918, 139995), (1037, 123930), (1098, 117045), (1215, 105774), (1377, 93330), (1445, 88938), (1458, 88145), (1530, 83997), (1647, 78030), (1734, 74115), (1830, 70227), (2074, 61965), (2295, 55998), (2430, 52887), (2601, 49410), (2745, 46818), (2754, 46665), (2890, 44469), (3111, 41310), (3294, 39015), (3645, 35258), (4131, 31110), (4335, 29646), (4590, 27999), (4941, 26010), (5185, 24786), (5202, 24705), (5490, 23409), (6222, 20655), (6885, 18666), (7290, 17629), (7803, 16470), (8235, 15606), (8262, 15555), (8670, 14823), (9333, 13770), (9882, 13005), (10370, 12393)]