78146910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 218972160

約数和(自身を除く): 140825250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 53, 54, 86, 90, 106, 127, 129, 135, 159, 215, 254, 258, 265, 270, 318, 381, 387, 430, 477, 530, 635, 645, 762, 774, 795, 954, 1143, 1161, 1270, 1290, 1431, 1590, 1905, 1935, 2279, 2286, 2322, 2385, 2862, 3429, 3810, 3870, 4558, 4770, 5461, 5715, 5805, 6731, 6837, 6858, 7155, 10922, 11395, 11430, 11610, 13462, 13674, 14310, 16383, 17145, 20193, 20511, 22790, 27305, 32766, 33655, 34185, 34290, 40386, 41022, 49149, 54610, 60579, 61533, 67310, 68370, 81915, 98298, 100965, 102555, 121158, 123066, 147447, 163830, 181737, 201930, 205110, 245745, 289433, 294894, 302895, 307665, 363474, 491490, 578866, 605790, 615330, 737235, 868299, 908685, 1447165, 1474470, 1736598, 1817370, 2604897, 2894330, 4341495, 5209794, 7814691, 8682990, 13024485, 15629382, 26048970, 39073455, 78146910]

約数ペア:

[(1, 78146910), (2, 39073455), (3, 26048970), (5, 15629382), (6, 13024485), (9, 8682990), (10, 7814691), (15, 5209794), (18, 4341495), (27, 2894330), (30, 2604897), (43, 1817370), (45, 1736598), (53, 1474470), (54, 1447165), (86, 908685), (90, 868299), (106, 737235), (127, 615330), (129, 605790), (135, 578866), (159, 491490), (215, 363474), (254, 307665), (258, 302895), (265, 294894), (270, 289433), (318, 245745), (381, 205110), (387, 201930), (430, 181737), (477, 163830), (530, 147447), (635, 123066), (645, 121158), (762, 102555), (774, 100965), (795, 98298), (954, 81915), (1143, 68370), (1161, 67310), (1270, 61533), (1290, 60579), (1431, 54610), (1590, 49149), (1905, 41022), (1935, 40386), (2279, 34290), (2286, 34185), (2322, 33655), (2385, 32766), (2862, 27305), (3429, 22790), (3810, 20511), (3870, 20193), (4558, 17145), (4770, 16383), (5461, 14310), (5715, 13674), (5805, 13462), (6731, 11610), (6837, 11430), (6858, 11395), (7155, 10922)]