20218787160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{10427}}^1$

素因数の和:10578

約数の個数: 256

約数和(自身を含む): 71898140160

約数和(自身を除く): 51679353000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 113, 120, 130, 132, 143, 156, 165, 195, 220, 226, 260, 264, 286, 312, 330, 339, 390, 429, 440, 452, 520, 565, 572, 660, 678, 715, 780, 858, 904, 1130, 1144, 1243, 1320, 1356, 1430, 1469, 1560, 1695, 1716, 2145, 2260, 2486, 2712, 2860, 2938, 3390, 3432, 3729, 4290, 4407, 4520, 4972, 5720, 5876, 6215, 6780, 7345, 7458, 8580, 8814, 9944, 10427, 11752, 12430, 13560, 14690, 14916, 16159, 17160, 17628, 18645, 20854, 22035, 24860, 29380, 29832, 31281, 32318, 35256, 37290, 41708, 44070, 48477, 49720, 52135, 58760, 62562, 64636, 74580, 80795, 83416, 88140, 96954, 104270, 114697, 125124, 129272, 135551, 149160, 156405, 161590, 176280, 193908, 208540, 229394, 242385, 250248, 271102, 312810, 323180, 344091, 387816, 406653, 417080, 458788, 484770, 542204, 573485, 625620, 646360, 677755, 688182, 813306, 917576, 969540, 1084408, 1146970, 1178251, 1251240, 1355510, 1376364, 1491061, 1626612, 1720455, 1939080, 2033265, 2293940, 2356502, 2711020, 2752728, 2982122, 3253224, 3440910, 3534753, 4066530, 4473183, 4587880, 4713004, 5422040, 5891255, 5964244, 6881820, 7069506, 7455305, 8133060, 8946366, 9426008, 11782510, 11928488, 12960761, 13763640, 14139012, 14910610, 15317263, 16266120, 17673765, 17892732, 22365915, 23565020, 25921522, 28278024, 29821220, 30634526, 35347530, 35785464, 38882283, 44731830, 45951789, 47130040, 51843044, 59642440, 61269052, 64803805, 70695060, 76586315, 77764566, 89463660, 91903578, 103686088, 122538104, 129607610, 141390120, 153172630, 155529132, 168489893, 178927320, 183807156, 194411415, 229758945, 259215220, 306345260, 311058264, 336979786, 367614312, 388822830, 459517890, 505469679, 518430440, 612690520, 673959572, 777645660, 842449465, 919035780, 1010939358, 1347919144, 1555291320, 1684898930, 1838071560, 2021878716, 2527348395, 3369797860, 4043757432, 5054696790, 6739595720, 10109393580, 20218787160]

約数ペア:

[(1, 20218787160), (2, 10109393580), (3, 6739595720), (4, 5054696790), (5, 4043757432), (6, 3369797860), (8, 2527348395), (10, 2021878716), (11, 1838071560), (12, 1684898930), (13, 1555291320), (15, 1347919144), (20, 1010939358), (22, 919035780), (24, 842449465), (26, 777645660), (30, 673959572), (33, 612690520), (39, 518430440), (40, 505469679), (44, 459517890), (52, 388822830), (55, 367614312), (60, 336979786), (65, 311058264), (66, 306345260), (78, 259215220), (88, 229758945), (104, 194411415), (110, 183807156), (113, 178927320), (120, 168489893), (130, 155529132), (132, 153172630), (143, 141390120), (156, 129607610), (165, 122538104), (195, 103686088), (220, 91903578), (226, 89463660), (260, 77764566), (264, 76586315), (286, 70695060), (312, 64803805), (330, 61269052), (339, 59642440), (390, 51843044), (429, 47130040), (440, 45951789), (452, 44731830), (520, 38882283), (565, 35785464), (572, 35347530), (660, 30634526), (678, 29821220), (715, 28278024), (780, 25921522), (858, 23565020), (904, 22365915), (1130, 17892732), (1144, 17673765), (1243, 16266120), (1320, 15317263), (1356, 14910610), (1430, 14139012), (1469, 13763640), (1560, 12960761), (1695, 11928488), (1716, 11782510), (2145, 9426008), (2260, 8946366), (2486, 8133060), (2712, 7455305), (2860, 7069506), (2938, 6881820), (3390, 5964244), (3432, 5891255), (3729, 5422040), (4290, 4713004), (4407, 4587880), (4520, 4473183), (4972, 4066530), (5720, 3534753), (5876, 3440910), (6215, 3253224), (6780, 2982122), (7345, 2752728), (7458, 2711020), (8580, 2356502), (8814, 2293940), (9944, 2033265), (10427, 1939080), (11752, 1720455), (12430, 1626612), (13560, 1491061), (14690, 1376364), (14916, 1355510), (16159, 1251240), (17160, 1178251), (17628, 1146970), (18645, 1084408), (20854, 969540), (22035, 917576), (24860, 813306), (29380, 688182), (29832, 677755), (31281, 646360), (32318, 625620), (35256, 573485), (37290, 542204), (41708, 484770), (44070, 458788), (48477, 417080), (49720, 406653), (52135, 387816), (58760, 344091), (62562, 323180), (64636, 312810), (74580, 271102), (80795, 250248), (83416, 242385), (88140, 229394), (96954, 208540), (104270, 193908), (114697, 176280), (125124, 161590), (129272, 156405), (135551, 149160)]