131278590

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{773}}^1$

素因数の和:843

約数の個数: 128

約数和(自身を含む): 381179520

約数和(自身を除く): 249900930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 37, 45, 51, 54, 74, 85, 90, 102, 111, 135, 153, 170, 185, 222, 255, 270, 306, 333, 370, 459, 510, 555, 629, 666, 765, 773, 918, 999, 1110, 1258, 1530, 1546, 1665, 1887, 1998, 2295, 2319, 3145, 3330, 3774, 3865, 4590, 4638, 4995, 5661, 6290, 6957, 7730, 9435, 9990, 11322, 11595, 13141, 13914, 16983, 18870, 20871, 23190, 26282, 28305, 28601, 33966, 34785, 39423, 41742, 56610, 57202, 65705, 69570, 78846, 84915, 85803, 104355, 118269, 131410, 143005, 169830, 171606, 197115, 208710, 236538, 257409, 286010, 354807, 394230, 429015, 486217, 514818, 591345, 709614, 772227, 858030, 972434, 1182690, 1287045, 1458651, 1544454, 1774035, 2431085, 2574090, 2917302, 3548070, 3861135, 4375953, 4862170, 7293255, 7722270, 8751906, 13127859, 14586510, 21879765, 26255718, 43759530, 65639295, 131278590]

約数ペア:

[(1, 131278590), (2, 65639295), (3, 43759530), (5, 26255718), (6, 21879765), (9, 14586510), (10, 13127859), (15, 8751906), (17, 7722270), (18, 7293255), (27, 4862170), (30, 4375953), (34, 3861135), (37, 3548070), (45, 2917302), (51, 2574090), (54, 2431085), (74, 1774035), (85, 1544454), (90, 1458651), (102, 1287045), (111, 1182690), (135, 972434), (153, 858030), (170, 772227), (185, 709614), (222, 591345), (255, 514818), (270, 486217), (306, 429015), (333, 394230), (370, 354807), (459, 286010), (510, 257409), (555, 236538), (629, 208710), (666, 197115), (765, 171606), (773, 169830), (918, 143005), (999, 131410), (1110, 118269), (1258, 104355), (1530, 85803), (1546, 84915), (1665, 78846), (1887, 69570), (1998, 65705), (2295, 57202), (2319, 56610), (3145, 41742), (3330, 39423), (3774, 34785), (3865, 33966), (4590, 28601), (4638, 28305), (4995, 26282), (5661, 23190), (6290, 20871), (6957, 18870), (7730, 16983), (9435, 13914), (9990, 13141), (11322, 11595)]