678890376

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{631}}^1$

素因数の和:956

約数の個数: 128

約数和(自身を含む): 2006726400

約数和(自身を除く): 1327836024

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 293, 306, 408, 459, 586, 612, 631, 879, 918, 1172, 1224, 1262, 1758, 1836, 1893, 2344, 2524, 2637, 3516, 3672, 3786, 4981, 5048, 5274, 5679, 7032, 7572, 7911, 9962, 10548, 10727, 11358, 14943, 15144, 15822, 17037, 19924, 21096, 21454, 22716, 29886, 31644, 32181, 34074, 39848, 42908, 44829, 45432, 59772, 63288, 64362, 68148, 85816, 89658, 96543, 119544, 128724, 134487, 136296, 179316, 184883, 193086, 257448, 268974, 289629, 358632, 369766, 386172, 537948, 554649, 579258, 739532, 772344, 1075896, 1109298, 1158516, 1479064, 1663947, 2218596, 2317032, 3143011, 3327894, 4437192, 4991841, 6286022, 6655788, 9429033, 9983682, 12572044, 13311576, 18858066, 19967364, 25144088, 28287099, 37716132, 39934728, 56574198, 75432264, 84861297, 113148396, 169722594, 226296792, 339445188, 678890376]

約数ペア:

[(1, 678890376), (2, 339445188), (3, 226296792), (4, 169722594), (6, 113148396), (8, 84861297), (9, 75432264), (12, 56574198), (17, 39934728), (18, 37716132), (24, 28287099), (27, 25144088), (34, 19967364), (36, 18858066), (51, 13311576), (54, 12572044), (68, 9983682), (72, 9429033), (102, 6655788), (108, 6286022), (136, 4991841), (153, 4437192), (204, 3327894), (216, 3143011), (293, 2317032), (306, 2218596), (408, 1663947), (459, 1479064), (586, 1158516), (612, 1109298), (631, 1075896), (879, 772344), (918, 739532), (1172, 579258), (1224, 554649), (1262, 537948), (1758, 386172), (1836, 369766), (1893, 358632), (2344, 289629), (2524, 268974), (2637, 257448), (3516, 193086), (3672, 184883), (3786, 179316), (4981, 136296), (5048, 134487), (5274, 128724), (5679, 119544), (7032, 96543), (7572, 89658), (7911, 85816), (9962, 68148), (10548, 64362), (10727, 63288), (11358, 59772), (14943, 45432), (15144, 44829), (15822, 42908), (17037, 39848), (19924, 34074), (21096, 32181), (21454, 31644), (22716, 29886)]