19187737680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{19687}}^1$

素因数の和:19865

約数の個数: 160

約数和(自身を含む): 61872611328

約数和(自身を除く): 42684873648

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, 131, 155, 186, 240, 248, 262, 310, 372, 393, 465, 496, 524, 620, 655, 744, 786, 930, 1048, 1240, 1310, 1488, 1572, 1860, 1965, 2096, 2480, 2620, 3144, 3720, 3930, 4061, 5240, 6288, 7440, 7860, 8122, 10480, 12183, 15720, 16244, 19687, 20305, 24366, 31440, 32488, 39374, 40610, 48732, 59061, 60915, 64976, 78748, 81220, 97464, 98435, 118122, 121830, 157496, 162440, 194928, 196870, 236244, 243660, 295305, 314992, 324880, 393740, 472488, 487320, 590610, 610297, 787480, 944976, 974640, 1181220, 1220594, 1574960, 1830891, 2362440, 2441188, 2578997, 3051485, 3661782, 4724880, 4882376, 5157994, 6102970, 7323564, 7736991, 9154455, 9764752, 10315988, 12205940, 12894985, 14647128, 15473982, 18308910, 20631976, 24411880, 25789970, 29294256, 30947964, 36617820, 38684955, 41263952, 48823760, 51579940, 61895928, 73235640, 77369910, 79948907, 103159880, 123791856, 146471280, 154739820, 159897814, 206319760, 239846721, 309479640, 319795628, 399744535, 479693442, 618959280, 639591256, 799489070, 959386884, 1199233605, 1279182512, 1598978140, 1918773768, 2398467210, 3197956280, 3837547536, 4796934420, 6395912560, 9593868840, 19187737680]

約数ペア:

[(1, 19187737680), (2, 9593868840), (3, 6395912560), (4, 4796934420), (5, 3837547536), (6, 3197956280), (8, 2398467210), (10, 1918773768), (12, 1598978140), (15, 1279182512), (16, 1199233605), (20, 959386884), (24, 799489070), (30, 639591256), (31, 618959280), (40, 479693442), (48, 399744535), (60, 319795628), (62, 309479640), (80, 239846721), (93, 206319760), (120, 159897814), (124, 154739820), (131, 146471280), (155, 123791856), (186, 103159880), (240, 79948907), (248, 77369910), (262, 73235640), (310, 61895928), (372, 51579940), (393, 48823760), (465, 41263952), (496, 38684955), (524, 36617820), (620, 30947964), (655, 29294256), (744, 25789970), (786, 24411880), (930, 20631976), (1048, 18308910), (1240, 15473982), (1310, 14647128), (1488, 12894985), (1572, 12205940), (1860, 10315988), (1965, 9764752), (2096, 9154455), (2480, 7736991), (2620, 7323564), (3144, 6102970), (3720, 5157994), (3930, 4882376), (4061, 4724880), (5240, 3661782), (6288, 3051485), (7440, 2578997), (7860, 2441188), (8122, 2362440), (10480, 1830891), (12183, 1574960), (15720, 1220594), (16244, 1181220), (19687, 974640), (20305, 944976), (24366, 787480), (31440, 610297), (32488, 590610), (39374, 487320), (40610, 472488), (48732, 393740), (59061, 324880), (60915, 314992), (64976, 295305), (78748, 243660), (81220, 236244), (97464, 196870), (98435, 194928), (118122, 162440), (121830, 157496)]