42838470

素因数分解:

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

素因数の和:117

約数の個数: 144

約数和(自身を含む): 124710768

約数和(自身を除く): 81872298

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, 765, 810, 867, 915, 918, 1037, 1098, 1215, 1377, 1445, 1530, 1647, 1734, 1830, 2074, 2295, 2430, 2601, 2745, 2754, 2890, 3111, 3294, 4131, 4335, 4590, 4941, 5185, 5202, 5490, 6222, 6885, 7803, 8235, 8262, 8670, 9333, 9882, 10370, 13005, 13770, 14823, 15555, 15606, 16470, 17629, 18666, 20655, 23409, 24705, 26010, 27999, 29646, 31110, 35258, 39015, 41310, 46665, 46818, 49410, 52887, 55998, 70227, 74115, 78030, 83997, 88145, 93330, 105774, 117045, 139995, 140454, 148230, 158661, 167994, 176290, 234090, 251991, 264435, 279990, 317322, 351135, 419985, 475983, 503982, 528870, 702270, 793305, 839970, 951966, 1259955, 1427949, 1586610, 2379915, 2519910, 2855898, 4283847, 4759830, 7139745, 8567694, 14279490, 21419235, 42838470]

約数ペア:

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