20149183890

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{111217}}^1$

素因数の和:111305

約数の個数: 128

約数和(自身を含む): 59577258240

約数和(自身を除く): 39428074350

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 61, 66, 90, 99, 110, 122, 135, 165, 183, 198, 270, 297, 305, 330, 366, 495, 549, 594, 610, 671, 915, 990, 1098, 1342, 1485, 1647, 1830, 2013, 2745, 2970, 3294, 3355, 4026, 5490, 6039, 6710, 8235, 10065, 12078, 16470, 18117, 20130, 30195, 36234, 60390, 90585, 111217, 181170, 222434, 333651, 556085, 667302, 1000953, 1112170, 1223387, 1668255, 2001906, 2446774, 3002859, 3336510, 3670161, 5004765, 6005718, 6116935, 6784237, 7340322, 10009530, 11010483, 12233870, 13568474, 15014295, 18350805, 20352711, 22020966, 30028590, 33031449, 33921185, 36701610, 40705422, 55052415, 61058133, 66062898, 67842370, 74626607, 101763555, 110104830, 122116266, 149253214, 165157245, 183174399, 203527110, 223879821, 305290665, 330314490, 366348798, 373133035, 447759642, 610581330, 671639463, 746266070, 915871995, 1119399105, 1343278926, 1831743990, 2014918389, 2238798210, 3358197315, 4029836778, 6716394630, 10074591945, 20149183890]

約数ペア:

[(1, 20149183890), (2, 10074591945), (3, 6716394630), (5, 4029836778), (6, 3358197315), (9, 2238798210), (10, 2014918389), (11, 1831743990), (15, 1343278926), (18, 1119399105), (22, 915871995), (27, 746266070), (30, 671639463), (33, 610581330), (45, 447759642), (54, 373133035), (55, 366348798), (61, 330314490), (66, 305290665), (90, 223879821), (99, 203527110), (110, 183174399), (122, 165157245), (135, 149253214), (165, 122116266), (183, 110104830), (198, 101763555), (270, 74626607), (297, 67842370), (305, 66062898), (330, 61058133), (366, 55052415), (495, 40705422), (549, 36701610), (594, 33921185), (610, 33031449), (671, 30028590), (915, 22020966), (990, 20352711), (1098, 18350805), (1342, 15014295), (1485, 13568474), (1647, 12233870), (1830, 11010483), (2013, 10009530), (2745, 7340322), (2970, 6784237), (3294, 6116935), (3355, 6005718), (4026, 5004765), (5490, 3670161), (6039, 3336510), (6710, 3002859), (8235, 2446774), (10065, 2001906), (12078, 1668255), (16470, 1223387), (18117, 1112170), (20130, 1000953), (30195, 667302), (36234, 556085), (60390, 333651), (90585, 222434), (111217, 181170)]