20125945320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{15791}}^1$

素因数の和:15880

約数の個数: 256

約数和(自身を含む): 70040678400

約数和(自身を除く): 49914733080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 43, 52, 57, 60, 65, 76, 78, 86, 95, 104, 114, 120, 129, 130, 152, 156, 172, 190, 195, 215, 228, 247, 258, 260, 285, 312, 344, 380, 390, 430, 456, 494, 516, 520, 559, 570, 645, 741, 760, 780, 817, 860, 988, 1032, 1118, 1140, 1235, 1290, 1482, 1560, 1634, 1677, 1720, 1976, 2236, 2280, 2451, 2470, 2580, 2795, 2964, 3268, 3354, 3705, 4085, 4472, 4902, 4940, 5160, 5590, 5928, 6536, 6708, 7410, 8170, 8385, 9804, 9880, 10621, 11180, 12255, 13416, 14820, 15791, 16340, 16770, 19608, 21242, 22360, 24510, 29640, 31582, 31863, 32680, 33540, 42484, 47373, 49020, 53105, 63164, 63726, 67080, 78955, 84968, 94746, 98040, 106210, 126328, 127452, 157910, 159315, 189492, 205283, 212420, 236865, 254904, 300029, 315820, 318630, 378984, 410566, 424840, 473730, 600058, 615849, 631640, 637260, 679013, 821132, 900087, 947460, 1026415, 1200116, 1231698, 1274520, 1358026, 1500145, 1642264, 1800174, 1894920, 2037039, 2052830, 2400232, 2463396, 2716052, 3000290, 3079245, 3395065, 3600348, 3900377, 4074078, 4105660, 4500435, 4926792, 5432104, 6000580, 6158490, 6790130, 7200696, 7800754, 8148156, 8211320, 8827169, 9000870, 10185195, 11701131, 12001160, 12316980, 12901247, 13580260, 15601508, 16296312, 17654338, 18001740, 19501885, 20370390, 23402262, 24633960, 25802494, 26481507, 27160520, 31203016, 35308676, 36003480, 38703741, 39003770, 40740780, 44135845, 46804524, 51604988, 52963014, 58505655, 64506235, 70617352, 77407482, 78007540, 81481560, 88271690, 93609048, 103209976, 105926028, 117011310, 129012470, 132407535, 154814964, 156015080, 167716211, 176543380, 193518705, 211852056, 234022620, 258024940, 264815070, 309629928, 335432422, 353086760, 387037410, 468045240, 503148633, 516049880, 529630140, 670864844, 774074820, 838581055, 1006297266, 1059260280, 1341729688, 1548149640, 1677162110, 2012594532, 2515743165, 3354324220, 4025189064, 5031486330, 6708648440, 10062972660, 20125945320]

約数ペア:

[(1, 20125945320), (2, 10062972660), (3, 6708648440), (4, 5031486330), (5, 4025189064), (6, 3354324220), (8, 2515743165), (10, 2012594532), (12, 1677162110), (13, 1548149640), (15, 1341729688), (19, 1059260280), (20, 1006297266), (24, 838581055), (26, 774074820), (30, 670864844), (38, 529630140), (39, 516049880), (40, 503148633), (43, 468045240), (52, 387037410), (57, 353086760), (60, 335432422), (65, 309629928), (76, 264815070), (78, 258024940), (86, 234022620), (95, 211852056), (104, 193518705), (114, 176543380), (120, 167716211), (129, 156015080), (130, 154814964), (152, 132407535), (156, 129012470), (172, 117011310), (190, 105926028), (195, 103209976), (215, 93609048), (228, 88271690), (247, 81481560), (258, 78007540), (260, 77407482), (285, 70617352), (312, 64506235), (344, 58505655), (380, 52963014), (390, 51604988), (430, 46804524), (456, 44135845), (494, 40740780), (516, 39003770), (520, 38703741), (559, 36003480), (570, 35308676), (645, 31203016), (741, 27160520), (760, 26481507), (780, 25802494), (817, 24633960), (860, 23402262), (988, 20370390), (1032, 19501885), (1118, 18001740), (1140, 17654338), (1235, 16296312), (1290, 15601508), (1482, 13580260), (1560, 12901247), (1634, 12316980), (1677, 12001160), (1720, 11701131), (1976, 10185195), (2236, 9000870), (2280, 8827169), (2451, 8211320), (2470, 8148156), (2580, 7800754), (2795, 7200696), (2964, 6790130), (3268, 6158490), (3354, 6000580), (3705, 5432104), (4085, 4926792), (4472, 4500435), (4902, 4105660), (4940, 4074078), (5160, 3900377), (5590, 3600348), (5928, 3395065), (6536, 3079245), (6708, 3000290), (7410, 2716052), (8170, 2463396), (8385, 2400232), (9804, 2052830), (9880, 2037039), (10621, 1894920), (11180, 1800174), (12255, 1642264), (13416, 1500145), (14820, 1358026), (15791, 1274520), (16340, 1231698), (16770, 1200116), (19608, 1026415), (21242, 947460), (22360, 900087), (24510, 821132), (29640, 679013), (31582, 637260), (31863, 631640), (32680, 615849), (33540, 600058), (42484, 473730), (47373, 424840), (49020, 410566), (53105, 378984), (63164, 318630), (63726, 315820), (67080, 300029), (78955, 254904), (84968, 236865), (94746, 212420), (98040, 205283), (106210, 189492), (126328, 159315), (127452, 157910)]