26569980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 144

約数和(自身を含む): 90024480

約数和(自身を除く): 63454500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 457, 510, 570, 612, 646, 684, 765, 855, 914, 969, 1020, 1140, 1292, 1371, 1530, 1615, 1710, 1828, 1938, 2285, 2742, 2907, 3060, 3230, 3420, 3876, 4113, 4570, 4845, 5484, 5814, 6460, 6855, 7769, 8226, 8683, 9140, 9690, 11628, 13710, 14535, 15538, 16452, 17366, 19380, 20565, 23307, 26049, 27420, 29070, 31076, 34732, 38845, 41130, 43415, 46614, 52098, 58140, 69921, 77690, 78147, 82260, 86830, 93228, 104196, 116535, 130245, 139842, 147611, 155380, 156294, 173660, 233070, 260490, 279684, 295222, 312588, 349605, 390735, 442833, 466140, 520980, 590444, 699210, 738055, 781470, 885666, 1328499, 1398420, 1476110, 1562940, 1771332, 2214165, 2656998, 2952220, 4428330, 5313996, 6642495, 8856660, 13284990, 26569980]

約数ペア:

[(1, 26569980), (2, 13284990), (3, 8856660), (4, 6642495), (5, 5313996), (6, 4428330), (9, 2952220), (10, 2656998), (12, 2214165), (15, 1771332), (17, 1562940), (18, 1476110), (19, 1398420), (20, 1328499), (30, 885666), (34, 781470), (36, 738055), (38, 699210), (45, 590444), (51, 520980), (57, 466140), (60, 442833), (68, 390735), (76, 349605), (85, 312588), (90, 295222), (95, 279684), (102, 260490), (114, 233070), (153, 173660), (170, 156294), (171, 155380), (180, 147611), (190, 139842), (204, 130245), (228, 116535), (255, 104196), (285, 93228), (306, 86830), (323, 82260), (340, 78147), (342, 77690), (380, 69921), (457, 58140), (510, 52098), (570, 46614), (612, 43415), (646, 41130), (684, 38845), (765, 34732), (855, 31076), (914, 29070), (969, 27420), (1020, 26049), (1140, 23307), (1292, 20565), (1371, 19380), (1530, 17366), (1615, 16452), (1710, 15538), (1828, 14535), (1938, 13710), (2285, 11628), (2742, 9690), (2907, 9140), (3060, 8683), (3230, 8226), (3420, 7769), (3876, 6855), (4113, 6460), (4570, 5814), (4845, 5484)]