21809534160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{21397}}^1$

素因数の和:21581

約数の個数: 160

約数和(自身を含む): 70303214592

約数和(自身を除く): 48493680432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 137, 155, 186, 240, 248, 274, 310, 372, 411, 465, 496, 548, 620, 685, 744, 822, 930, 1096, 1240, 1370, 1488, 1644, 1860, 2055, 2192, 2480, 2740, 3288, 3720, 4110, 4247, 5480, 6576, 7440, 8220, 8494, 10960, 12741, 16440, 16988, 21235, 21397, 25482, 32880, 33976, 42470, 42794, 50964, 63705, 64191, 67952, 84940, 85588, 101928, 106985, 127410, 128382, 169880, 171176, 203856, 213970, 254820, 256764, 320955, 339760, 342352, 427940, 509640, 513528, 641910, 663307, 855880, 1019280, 1027056, 1283820, 1326614, 1711760, 1989921, 2567640, 2653228, 2931389, 3316535, 3979842, 5135280, 5306456, 5862778, 6633070, 7959684, 8794167, 9949605, 10612912, 11725556, 13266140, 14656945, 15919368, 17588334, 19899210, 23451112, 26532280, 29313890, 31838736, 35176668, 39798420, 43970835, 46902224, 53064560, 58627780, 70353336, 79596840, 87941670, 90873059, 117255560, 140706672, 159193680, 175883340, 181746118, 234511120, 272619177, 351766680, 363492236, 454365295, 545238354, 703533360, 726984472, 908730590, 1090476708, 1363095885, 1453968944, 1817461180, 2180953416, 2726191770, 3634922360, 4361906832, 5452383540, 7269844720, 10904767080, 21809534160]

約数ペア:

[(1, 21809534160), (2, 10904767080), (3, 7269844720), (4, 5452383540), (5, 4361906832), (6, 3634922360), (8, 2726191770), (10, 2180953416), (12, 1817461180), (15, 1453968944), (16, 1363095885), (20, 1090476708), (24, 908730590), (30, 726984472), (31, 703533360), (40, 545238354), (48, 454365295), (60, 363492236), (62, 351766680), (80, 272619177), (93, 234511120), (120, 181746118), (124, 175883340), (137, 159193680), (155, 140706672), (186, 117255560), (240, 90873059), (248, 87941670), (274, 79596840), (310, 70353336), (372, 58627780), (411, 53064560), (465, 46902224), (496, 43970835), (548, 39798420), (620, 35176668), (685, 31838736), (744, 29313890), (822, 26532280), (930, 23451112), (1096, 19899210), (1240, 17588334), (1370, 15919368), (1488, 14656945), (1644, 13266140), (1860, 11725556), (2055, 10612912), (2192, 9949605), (2480, 8794167), (2740, 7959684), (3288, 6633070), (3720, 5862778), (4110, 5306456), (4247, 5135280), (5480, 3979842), (6576, 3316535), (7440, 2931389), (8220, 2653228), (8494, 2567640), (10960, 1989921), (12741, 1711760), (16440, 1326614), (16988, 1283820), (21235, 1027056), (21397, 1019280), (25482, 855880), (32880, 663307), (33976, 641910), (42470, 513528), (42794, 509640), (50964, 427940), (63705, 342352), (64191, 339760), (67952, 320955), (84940, 256764), (85588, 254820), (101928, 213970), (106985, 203856), (127410, 171176), (128382, 169880)]