31078890

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:134

約数の個数: 160

約数和(自身を含む): 92364624

約数和(自身を除く): 61285734

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 37, 45, 51, 54, 61, 74, 81, 85, 90, 102, 111, 122, 135, 153, 162, 170, 183, 185, 222, 255, 270, 305, 306, 333, 366, 370, 405, 459, 510, 549, 555, 610, 629, 666, 765, 810, 915, 918, 999, 1037, 1098, 1110, 1258, 1377, 1530, 1647, 1665, 1830, 1887, 1998, 2074, 2257, 2295, 2745, 2754, 2997, 3111, 3145, 3294, 3330, 3774, 4514, 4590, 4941, 4995, 5185, 5490, 5661, 5994, 6222, 6290, 6771, 6885, 8235, 9333, 9435, 9882, 9990, 10370, 11285, 11322, 13542, 13770, 14985, 15555, 16470, 16983, 18666, 18870, 20313, 22570, 24705, 27999, 28305, 29970, 31110, 33855, 33966, 38369, 40626, 46665, 49410, 50949, 55998, 56610, 60939, 67710, 76738, 83997, 84915, 93330, 101565, 101898, 115107, 121878, 139995, 167994, 169830, 182817, 191845, 203130, 230214, 254745, 279990, 304695, 345321, 365634, 383690, 419985, 509490, 575535, 609390, 690642, 839970, 914085, 1035963, 1151070, 1726605, 1828170, 2071926, 3107889, 3453210, 5179815, 6215778, 10359630, 15539445, 31078890]

約数ペア:

[(1, 31078890), (2, 15539445), (3, 10359630), (5, 6215778), (6, 5179815), (9, 3453210), (10, 3107889), (15, 2071926), (17, 1828170), (18, 1726605), (27, 1151070), (30, 1035963), (34, 914085), (37, 839970), (45, 690642), (51, 609390), (54, 575535), (61, 509490), (74, 419985), (81, 383690), (85, 365634), (90, 345321), (102, 304695), (111, 279990), (122, 254745), (135, 230214), (153, 203130), (162, 191845), (170, 182817), (183, 169830), (185, 167994), (222, 139995), (255, 121878), (270, 115107), (305, 101898), (306, 101565), (333, 93330), (366, 84915), (370, 83997), (405, 76738), (459, 67710), (510, 60939), (549, 56610), (555, 55998), (610, 50949), (629, 49410), (666, 46665), (765, 40626), (810, 38369), (915, 33966), (918, 33855), (999, 31110), (1037, 29970), (1098, 28305), (1110, 27999), (1258, 24705), (1377, 22570), (1530, 20313), (1647, 18870), (1665, 18666), (1830, 16983), (1887, 16470), (1998, 15555), (2074, 14985), (2257, 13770), (2295, 13542), (2745, 11322), (2754, 11285), (2997, 10370), (3111, 9990), (3145, 9882), (3294, 9435), (3330, 9333), (3774, 8235), (4514, 6885), (4590, 6771), (4941, 6290), (4995, 6222), (5185, 5994), (5490, 5661)]