276272289020

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1997}}^1\times {\mathrm{10859}}^1$

素因数の和:12892

約数の個数: 144

約数和(自身を含む): 727239552480

約数和(自身を除く): 450967263460

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 1997, 2548, 3185, 3994, 6370, 7988, 9985, 10859, 12740, 13979, 19970, 21718, 25961, 27958, 39940, 43436, 51922, 54295, 55916, 69895, 76013, 97853, 103844, 108590, 129805, 139790, 141167, 152026, 181727, 195706, 217180, 259610, 279580, 282334, 304052, 363454, 380065, 391412, 489265, 519220, 532091, 564668, 705835, 726908, 760130, 908635, 978530, 988169, 1064182, 1272089, 1411670, 1520260, 1817270, 1957060, 1976338, 2128364, 2544178, 2660455, 2823340, 3634540, 3952676, 4940845, 5088356, 5320910, 6360445, 6917183, 9881690, 10641820, 12720890, 13834366, 19763380, 21685423, 25441780, 27668732, 34585915, 43370846, 69171830, 86741692, 108427115, 138343660, 151797961, 216854230, 281910499, 303595922, 433708460, 563820998, 607191844, 758989805, 1062585727, 1127641996, 1409552495, 1517979610, 1973373493, 2125171454, 2819104990, 3035959220, 3946746986, 4250342908, 5312928635, 5638209980, 7893493972, 9866867465, 10625857270, 13813614451, 19733734930, 21251714540, 27627228902, 39467469860, 55254457804, 69068072255, 138136144510, 276272289020]

約数ペア:

[(1, 276272289020), (2, 138136144510), (4, 69068072255), (5, 55254457804), (7, 39467469860), (10, 27627228902), (13, 21251714540), (14, 19733734930), (20, 13813614451), (26, 10625857270), (28, 9866867465), (35, 7893493972), (49, 5638209980), (52, 5312928635), (65, 4250342908), (70, 3946746986), (91, 3035959220), (98, 2819104990), (130, 2125171454), (140, 1973373493), (182, 1517979610), (196, 1409552495), (245, 1127641996), (260, 1062585727), (364, 758989805), (455, 607191844), (490, 563820998), (637, 433708460), (910, 303595922), (980, 281910499), (1274, 216854230), (1820, 151797961), (1997, 138343660), (2548, 108427115), (3185, 86741692), (3994, 69171830), (6370, 43370846), (7988, 34585915), (9985, 27668732), (10859, 25441780), (12740, 21685423), (13979, 19763380), (19970, 13834366), (21718, 12720890), (25961, 10641820), (27958, 9881690), (39940, 6917183), (43436, 6360445), (51922, 5320910), (54295, 5088356), (55916, 4940845), (69895, 3952676), (76013, 3634540), (97853, 2823340), (103844, 2660455), (108590, 2544178), (129805, 2128364), (139790, 1976338), (141167, 1957060), (152026, 1817270), (181727, 1520260), (195706, 1411670), (217180, 1272089), (259610, 1064182), (279580, 988169), (282334, 978530), (304052, 908635), (363454, 760130), (380065, 726908), (391412, 705835), (489265, 564668), (519220, 532091)]